# Concept index

Chapters:
1: Introduction
2: Simple example
3: Invocation
4: Finer Control
5: X-Y Plots
6: Contour Plots
7: Image Plots
8: Examples
9: Gri Commands
10: Programming
11: Environment
12: Emacs Mode
13: History
14: Installation
15: Gri Bugs
16: Test Suite
17: Gri in Press
18: Acknowledgments
19: License
Indices:
Concepts
Commands
Variables

- - rpn operator ... see Binary Operators
- -batch command-line option ... see Invoking Gri
- -chatty command-line option ... see Invoking Gri
- -creator command-line option ... see Invoking Gri
- -debug command-line option ... see Invoking Gri
- -directory command-line option ... see Invoking Gri
- -directory_default command-line option ... see Invoking Gri
- -help command-line option ... see Invoking Gri
- -no_bounding_box command-line option ... see Invoking Gri
- -no_cmd_in_ps ... see Invoking Gri
- -no_private command-line option ... see Invoking Gri
- -no_startup_message command-line option ... see Invoking Gri
- -no_warn_offpage command-line option ... see Invoking Gri
- -output PS_file_name commandline option ... see Invoking Gri
- -output SVG_file_name commandline option ... see Invoking Gri
- -private command-line option ... see Invoking Gri
- -publication command-line option ... see Invoking Gri
- -superuser command-line option ... see Invoking Gri
- -trace command-line option ... see Invoking Gri
- -version command-line option ... see Invoking Gri
- -warn_offpage command-line option ... see Invoking Gri
- -yes command-line option ... see Invoking Gri
- ! rpn operator ... see Unary Operators
- [] syntax for optional words in commands ... see Invoking Gri
- [] syntax for selecting words in synonyms ... see Extracting Words From Strings
- @ rpn operator, for accessing columnar data ... see Binary Operators
- * rpn operator ... see Binary Operators
- / rpn operator ... see Binary Operators
- \.return_value., from read columns ... see Read Columns
- \.return_value., from read grid ... ... see Read Grid
- \.return_value., from system ... ... see System
- \.return_value., general ... see Important Builtin Synonyms
- \.wd. synonym, storing working directory ... see Important Builtin Synonyms
- \@alias notation ... see Alias Synonyms
- \\.path_commands. builtin synonym ... see Invoking Gri
- \\.path_commands. builtin synonym <1> ... see Set Path To
- \\.path_data. builtin synonym ... see Set Path To
- \& and \&& notation ... see Determining Calling Information
- \<<, for newline in show commands ... see Show
- \>>, for horizontal tab in show commands ... see Show
- \$() syntax for system commands ... see Using OS Inside Gri
- & rpn operator ... see Binary Operators
- & syntax, how it is parsed ... see Implementation of Ampersand Syntax
- + rpn operator ... see Binary Operators
- < comparison operator in rpn expressions ... see Binary Operators
- < rpn operator ... see Binary Operators
- <= rpn operator ... see Binary Operators
- = rpn operator assigns to variables, synonyms, and columns ... see Binary Operators
- == comparison operator in rpn expressions ... see Binary Operators
- > comparison operator in rpn expressions ... see Binary Operators
- >= rpn operator ... see Binary Operators
- | rpn operator ... see Binary Operators
- ~/.grirc initialization file ... see Resource File
- abs rpn operator ... see Unary Operators
- accented characters in text ... see Non-English Text
- acknowledgments ... see Acknowledgments
- acos rpn operator ... see Unary Operators
- acosh rpn operator ... see Unary Operators
- adding new commands to Gri ... see Adding New Commands
- adding new commands, complicated example ... see Complicated New Command
- age rpn operator ... see Unary Operators
- Alejandro Lopez-Valencia (contributor) ... see Acknowledgments
- alias synonyms, checking for existence of ... see Unary Operators
- alias synonyms, with the \@alias notation ... see Alias Synonyms
- aligning superscripts and subscripts with \! ... see Mathematical Text
- American Geophysical Union, recommended font size ... see Set Font Size
- American Geophysical Union, recommended gray levels ... see Set Graylevel
- American Geophysical Union, recommended image gray levels ... see Images
- American Geophysical Union, recommended line thickness ... see Set Line Width
- and rpn operator ... see Binary Operators
- Andrew Collier (contributor) ... see Acknowledgments
- annotating lines ... see Legend
- arc, drawing ... see Draw Arc
- area rpn operator ... see Manipulation of Columns etc
- area under curve ... see Manipulation of Columns etc
- argc rpn operator, yielding number of commandline arguments ... see Solitary Operators
- argc, RPN operator to access commandline arguments ... see Invoking Gri
- arguments on command line, accessing with argv rpn operator ... see Unary Operators
- arguments on commandline, accessing ... see Invoking Gri
- arguments to new commands, how to alter ... see Changeable Command Arguments
- argv rpn operator, access commandline arguments ... see Unary Operators
- argv, RPN operator to access commandline arguments ... see Invoking Gri
- arrows ... see Set Arrow Type
- arrows, drawing single ... see Draw Arrow
- arrows, how to read direction field ... see Read Columns
- arrows, setting size of heads ... see Set Arrow Size
- arrows, size of heads stored in ..arrowsize.. ... see Built-in Variables
- ascent rpn operator ... see Unary Operators
- asin rpn operator ... see Unary Operators
- assert command, for debugging ... see Assert
- assigning to columns, variables and synonyms within RPN expressions ... see Binary Operators
- atan rpn operator ... see Unary Operators
- atan rpn operator <1> ... see Unary Operators
- atof rpn operator ... see Unary Operators
- awk system tool ... see Awk
- awk, sample of use ... see Operating System
- axes, and mathematical operations on columns ... see Axis Scaling
- axes, automatic drawing of ... see Grayscale Images
- axes, autoscaling of ... see Axis Scaling
- axes, displaying information about ... see Show
- axes, forcing rescaling ... see Rescale
- axes, guide to choosing length of ... see Length
- axes, labels for ... see Labels
- axes, length of ... see Built-in Variables
- axes, linear ... see Log And Linear
- axes, location of ... see Position
- axes, logarithmic ... see Log And Linear
- axes, range of values on ... see Range
- axes, scales ... see Simple Example Revisited
- axes, setting tic size ... see Set Tic Size
- axis labels, controlling ... see Set X Axis
- axis sizes, scaled with golden ratio ... see Length
- Barnes method for gridding data ... see Ungridded Data
- batch processing ... see Invoking Gri
- batch processing <1> ... see Built-in Variables
- beeping on errors ... see Set Beep
- beginners, simple example ... see Simple Example
- BeOS unix compilation ... see Beos-install
- big-endian vs little-endian data, caution ... see Binary Files
- big-endian vs little-endian data, plans ... see Plans
- binary data ... see Binary Files
- binary operators in rpn expressions ... see Binary Operators
- bounding box ... see Invoking Gri
- bounding box <1> ... see Invoking Gri
- bounding box, setting ... see Set Bounding Box
- Brian May, contributor ... see Acknowledgments
- bug, resulting in bus error ... see Reporting Bugs
- bug, resulting in segmentation fault ... see Reporting Bugs
- bugs in Gri ... see Known Bugs
- bugs, how to kill them ... see Killing Bugs
- bugs, how to report ... see Reporting Bugs
- built-in synonyms, global ... see Important Builtin Synonyms
- built-in synonyms, local ... see Local Synonyms
- built-in variables ... see Built-in Variables
- builtin colors, list of ... see Pen Color
- builtin synonym \\.path_commands. ... see Invoking Gri
- builtin synonym \\.path_commands. <1> ... see Set Path To
- builtin synonym \\.path_data. ... see Set Path To
- bus error, what to do ... see Reporting Bugs
- calling OS from within strings ... see Using OS Inside Gri
- Carl Osterwisch (contributor) ... see Acknowledgments
- cd command ... see Cd
- ceil rpn operator ... see Unary Operators
- changeable arguments, using delete on ... see Using New And Delete
- changeable arguments, using new on ... see Using New And Delete
- changes to Gri, protection against ... see Expecting
- changing directories ... see Cd
- character variables (synonyms) ... see Synonyms
- character variables (synonyms) <1> ... see Using Synonyms
- checking for missing value in rpn expressions ... see Unary Operators
- Christopher Illies (contributor) ... see Acknowledgments
- circles, drawing ... see Draw Circle
- clipping data using set input clip ... see Set Clip
- clipping data using set input data window ... see Set Input Data Window
- close command ... see Close
- closing files ... see Close
- Clyde Clements (contributor) ... see Acknowledgments
- cmtopt rpn operator ... see Unary Operators
- Cody Kirkpatrick (contributor) ... see Acknowledgments
- colon on commandline ... see Invoking Gri
- color, displaying names and RGB values of ... see Show
- color, for text ... see Set Font Color
- color, symbols ... see Scattergraphs
- colors, list of ... see Pen Color
- colors, reading from X11 database ... see Read Colornames
- colorscale modification ... see Mathematics
- colorscale of image, reading from file ... see Read Image Colorscale
- colorscale, drawing ... see Draw Image Palette
- colorscale, setting for images ... see Set Image Colorscale
- colour vs Color spelling ... see List Of Gri Commands
- column dat, assigning within RPN expressions ... see Binary Operators
- column data, accessing individual values and stats ... see Manipulation of Columns etc
- column data, statistics ... see Manipulation of Columns etc
- column data, writing to a file ... see Write Columns
- column data, x in one file and y in another ... see Read Columns
- column mathematics ... see Mathematics
- column, displaying statistics of ... see Show
- columns, assigning within RPN expressions ... see Binary Operators
- columns, creating from grid ... see Convert Grid To Columns
- columns, filtering ... see Filter
- columns, filtering <1> ... see Smooth
- columns, reordering ... see Reorder
- comma-separated values ... see Opening Pipes
- command arguments, how to alter ... see Changeable Command Arguments
- command files ... see Invoking Gri
- command files, path to search for ... see Set Path To
- command lines, parsing in new Gri commands ... see Local Synonyms
- command-line interface ... see Plans
- command-line option -creator ... see Invoking Gri
- command-line option -warn_offpage ... see Invoking Gri
- command-line options ... see Invoking Gri
- command-line, specifying command file ... see Invoking Gri
- CommandFile command-line option ... see Invoking Gri
- commandfile, pathname ... see Using OS Inside Gri
- commandline arguments, accessing ... see Invoking Gri
- commandline arguments, accessing with argv rpn operator ... see Unary Operators
- commandline flag colon ... see Invoking Gri
- commandline option -output PS_file_name ... see Invoking Gri
- commandline option -output SVG_file_name ... see Invoking Gri
- commands extending over several lines ... see Long Command Lines
- commands, complete list of ... see List Of Gri Commands
- commands, how to add new ones to Gri ... see Adding New Commands
- comments, # style ... see Linegraphs
- comments, and system commands ... see System
- comparison operators in rpn expressions ... see Binary Operators
- compilation in Macintosh OS X ... see Mac-install
- compilation under BeOS ... see Beos-install
- compilation under Linux ... see Msdos-install
- compilation under MSDOS ... see Msdos-install
- compilation under OS/2 ... see OS2-install
- compiling gri ... see Uncompiled Unix
- compressed files, opening ... see Ascii Files
- computational cost, of convert columns to grid command ... see Convert Columns To Grid
- configure script, how to use to compile gri ... see Uncompiled Unix
- continued lines ... see Long Command Lines
- contour data, writing to a file ... see Write Contour
- contouring ... see Draw Contour
- contouring, clipping out invalid areas ... see Set Grid Missing
- contouring, interpolating to new grid ... see Interpolate
- contours ... see Contour Plots
- contours on images ... see Combination
- contours, orientation of labels ... see Set Contour Labels
- contours, pre-gridded data ... see Pre-gridded Data
- contours, smoothing grid data ... see Smooth
- contours, spacing of labels on ... see Set Contour Label Position
- contours, ungridded data ... see Ungridded Data
- contours, whiting/nowhiting under the labels ... see Set Contour Labels
- contributor and bug-fixer, Wolfgang Voegeli ... see Acknowledgments
- contributor, Alejandro Lopez-Valencia ... see Acknowledgments
- contributor, Andrew Collier ... see Acknowledgments
- contributor, Brian May ... see Acknowledgments
- contributor, Carl Osterwisch ... see Acknowledgments
- contributor, Christopher Illies ... see Acknowledgments
- contributor, Clyde Clements ... see Acknowledgments
- contributor, Cody Kirkpatrick ... see Acknowledgments
- contributor, Dave Brickman ... see Acknowledgments
- contributor, Dave Hebert ... see Acknowledgments
- contributor, David A. Holland ... see Acknowledgments
- contributor, David Trueman ... see Acknowledgments
- contributor, Ed Nather ... see Acknowledgments
- contributor, George White ... see Acknowledgments
- contributor, Ivo Alxneit ... see Acknowledgments
- contributor, Jeff Whitaker ... see Acknowledgments
- contributor, Jinyu Sheng ... see Acknowledgments
- contributor, Karin Bryan ... see Acknowledgments
- contributor, Kawamura Masao ... see Acknowledgments
- contributor, Keith Thompson ... see Acknowledgments
- contributor, Luke Blaikie ... see Acknowledgments
- contributor, Peter Galbraith ... see Acknowledgments
- contributor, Pierre Flament ... see Acknowledgments
- contributor, Richard Andrew Miles Outerbridge ... see Acknowledgments
- contributor, Roman Neuhauser ... see Acknowledgments
- contributor, Sara Bennett ... see Acknowledgments
- contributor, Steve Cayford ... see Acknowledgments
- contributor, Steve Matheson ... see Acknowledgments
- contributor, Thomas Larsen ... see Acknowledgments
- contributor, Tim Powers ... see Acknowledgments
- contributor, Toru Suzuki ... see Acknowledgments
- conversion between user and page units ... see Binary Operators
- conversion, hour-minute-second to decimal hour ... see Opening Pipes
- conversion, string to number, in rpn expressions ... see Unary Operators
- convert columns to grid command ... see Convert Columns To Grid
- convert columns to spline command ... see Convert Columns To Spline
- convert grid to columns command ... see Convert Grid To Columns
- convert grid to image command ... see Convert Grid To Image
- convert image to grid command ... see Convert Image To Grid
- converting decimal values to hexadecimal strings ... see Unary Operators
- converting grids to images ... see Reading and Creating Image Data
- converting hexadecimal strings to decimal values ... see Unary Operators
- cookbook ... see Examples
- cos rpn operator ... see Unary Operators
- cosh rpn operator ... see Unary Operators
- create columns from function command ... see Create Columns From Function
- csv data ... see Opening Pipes
- curves, drawing ... see Draw Curve
- darwinport ... see Mac-install
- dashed lines ... see Set Dash
- data files, opening ... see Open
- data files, path to search for ... see Set Path To
- data files, positioning within ... see Skip
- data files, protecting against movement of ... see Length
- data files, words in lines ... see Built-in Variables
- data format ... see Linegraphs
- data in columns, writing to a file ... see Write Columns
- data in contours, writing to a file ... see Write Contour
- data in grid, writing to a file ... see Write Grid
- data in image, writing to a file ... see Write Image
- data, clipping using set input clip ... see Set Clip
- data, clipping using set input data window ... see Set Input Data Window
- data, comma-separated values ... see Opening Pipes
- data, csv ... see Opening Pipes
- data, dealing with odd datasets ... see Handling Data
- data, from a spreadsheet ... see Opening Pipes
- data, images ... see Reading and Creating Image Data
- data, missing values ... see Missing Values
- data, spreadsheet ... see Opening Pipes
- data, stored in comma-separated values ... see Opening Pipes
- date ... see Important Builtin Synonyms
- Dave Brickman (contributor) ... see Acknowledgments
- Dave Hebert (contributor) ... see Acknowledgments
- David A Holland (contributor) ... see Acknowledgments
- David Trueman (contributor) ... see Acknowledgments
- day-of-week axis ... see Set X Axis
- debian ... see Linux
- debug command ... see Debug
- debug command-line option ... see Built-in Variables
- debugger used with Gri ... see Reporting Bugs
- debugging ... see Debug
- debugging Gri programs ... see Debugging
- debugging using superuser flags ... see Superuser
- debugging, using ..debug.. ... see Built-in Variables
- debugging, with assert command ... see Assert
- default values ... see Defaults
- defining rpn functions ... see Rpnfunction
- delete command ... see Delete
- delete, used on changeable arguments ... see Using New And Delete
- deleting variables, synonyms, scales, etc ... see Delete
- deprecated commands ... see Deprecated Commands
- descent rpn operator ... see Unary Operators
- developer command set environment ... see Set Environment
- developer command set flag ... see Set Flag
- differentiate command ... see Differentiate
- differentiation ... see Differentiate
- direction field, how to read ... see Read Columns
- directories, changing ... see Cd
- directory listing ... see Ls
- directory structure of Gri installation ... see Unix-install
- directory_exists rpn operator ... see Unary Operators
- directory, how to find out ... see Pwd
- directory, stored in synonym \.wd. ... see Important Builtin Synonyms
- discussion Group ... see Discussion Group
- dollar-parenthesis syntax for system commands ... see Using OS Inside Gri
- draw arrows command ... see Draw Arrows
- draw axes command ... see Draw Axes
- draw axes if needed command ... see Draw Axes If Needed
- draw border box command ... see Draw Border Box
- draw box command ... see Draw Box
- draw circle command ... see Draw Circle
- draw contour command ... see Draw Contour
- draw curve command ... see Draw Curve
- draw essay command ... see Draw Essay
- draw gri logo command ... see Draw Gri Logo
- draw grid comman ... see Draw Grid
- draw image comman ... see Draw Image
- draw image histogram command ... see Draw Image Histogram
- draw image palette comman ... see Draw Image Palette
- draw isopycnal command ... see Draw Isopycnal
- draw isospice command ... see Draw Isospice
- draw label boxed command ... see Draw Label Boxed
- draw label command ... see Draw Label
- draw label for last curve command ... see Draw Label For Last Curve
- draw label whiteunder command ... see Draw Label Whiteunder
- draw line command ... see Draw Line From
- draw line legend command ... see Draw Line Legend
- draw lines command ... see Draw Lines
- draw patches command ... see Draw Patches
- draw polygon command ... see Draw Polygon
- draw regression line command ... see Draw Regression Line
- draw symbol at command ... see Draw Symbol At
- draw symbol command ... see Draw Symbol
- draw symbol legend command ... see Draw Symbol Legend
- draw time stamp command ... see Draw Time Stamp
- draw title command ... see Draw Title
- draw values command ... see Draw Values
- draw x axis command ... see Draw X Axis
- draw x box plot command ... see Draw X Box Plot
- draw y axis command ... see Draw Y Axis
- draw y box plot command ... see Draw Y Box Plot
- draw zero line command ... see Draw Zero Line
- drawing arcs ... see Draw Arc
- drawing contours ... see Draw Contour
- drawing contours of pregridded data ... see Pre-gridded Data
- drawing contours of ungridded data ... see Ungridded Data
- drawing curves ... see Draw Curve
- drawing data lines ... see Linegraphs
- drawing image plots ... see Example Image
- drawing labels ... see Draw Label Boxed
- drawing labels for data curves ... see rpn Examples
- drawing labels on xy curves ... see Draw Label For Last Curve
- drawing legends ... see Legend
- drawing linegraphs ... see Linegraphs
- drawing patches ... see Draw Patches
- drawing polygons ... see Draw Polygon
- drawing satellite images ... see Example Image
- drawing single symbols ... see Draw Symbol At
- drawing text strings ... see Draw Label Boxed
- drawing titles ... see Linegraphs
- drawing x-y graphs, simple ... see Simple Example
- dup rpn operator ... see Unary Operators
- dup rpn stack operator ... see Stack Operators
- e, base of natural logarithms, in RPN expressions ... see Solitary Operators
- Ed Nather (contributor) ... see Acknowledgments
- editing Gri code with Emacs ... see Emacs Mode
- electric fence, for debugging ... see Debugging at a Glance
- emacs, editing mode for Gri ... see Emacs Mode
- email list ... see Discussion Group
- end group command ... see End Group
- endian file compatibility, caution ... see Binary Files
- endian file compatibility, plans ... see Plans
- environment variables ... see Get Env
- eof on files ... see Set Ignore Error Eof
- error messages ... see Error Messages
- errors, beeping ... see Set Beep
- example 01, linegraph using data in a separate file ... see Simple Example
- example 01, linegraph using data in a separate file <1> ... see Simple Example
- example 01, linegraph using data in a separate file <2> ... see Linegraphs
- example 03 (controlling scales, etc) ... see Simple Example Revisited
- example 03, controlling scales, etc ... see Simple Example Revisited
- example 04 (contouring pregridded data) ... see Pre-gridded Data
- example 05 - Contouring ungridded data, from figure ... see Ungridded Data
- example 06, plot IR image of Gulf of Maine ... see Example Image
- example 07, box plots of mixing efficiency vs density ratio (meddy) ... see Box Plots
- example 08, plot T=T(x,rho) section of eubex data ... see Contouring
- example 09, plot dTdrho-rho section ... see Grayscale Images
- example 10 (image plot with contours) ... see Combination
- example 10, draw image plot of flushing of dye out of cove ... see Combination
- example 11, fancy plot ... see Fancy
- example 12, linegraph with key inside plot ... see Legend
- example 13, TS diagram, with isopycnals ... see TS Diagram
- examples of rpn mathematics ... see rpn Mathematics
- exch rpn operator ... see Binary Operators
- exch rpn stack operator ... see Stack Operators
- existence of a synonym, testing ... see Unary Operators
- existence of a variable, testing ... see Unary Operators
- existence of an alias synonym, testing ... see Unary Operators
- exp rpn operator ... see Unary Operators
- exp10 rpn operator ... see Unary Operators
- expecting command ... see Expecting
- exponentiation ... see Mathematics
- extending Gri by adding new commands ... see Adding New Commands
- extending Gri by adding new commands, complicated example ... see Complicated New Command
- fancy plot ... see Fancy
- FEM mesh plot ... see Finite Element Model Mesh
- file age, determined with the age rpn operator ... see Unary Operators
- file permissions, testing with file_exists and directory_exists ... see Unary Operators
- file_exists rpn operator ... see Unary Operators
- file, saving results into ... see Write
- file, selecting between open files ... see Read From
- file, temporary ... see Using OS Inside Gri
- filename, temporary ... see Using OS Inside Gri
- filenames, constructing using the operating system ... see Using Synonyms
- files, ~/.grirc initialization file ... see Resource File
- files, closing ... see Close
- files, Command-file ... see Invoking Gri
- files, listing ... see Ls
- files, positioning within ... see Skip
- files, testing for eof ... see Set Ignore Error Eof
- filled regions ... see Draw Curve
- filter command ... see Filter
- filtering column data ... see Filter
- filtering image data ... see Filter
- Finite Element Model mesh ... see Finite Element Model Mesh
- fink ... see Mac-install
- first-time usage ... see Simple Example
- flip command ... see Flip
- flipping grids and images ... see Flip
- floor rpn operator ... see Unary Operators
- font encoding ... see Set Font Encoding
- font size ... see Set Font Size
- font, selecting ... see Simple Example Revisited
- font, setting color of ... see Set Font Color
- font, setting encoding vector of ... see Set Font Encoding
- font, size ... see Built-in Variables
- format for columnar data ... see Linegraphs
- format, for sprintf command ... see Sprintf
- formulae, how to plot ... see Formula Plots
- French accents in text ... see Non-English Text
- FTP site, cookbook ... see Introduction
- functions in rpn expressions ... see Rpnfunction
- functions, how to plot ... see Formula Plots
- gawk system tool ... see Awk
- gawk, sample of use ... see System
- gawk, using to convert files from HMS to decimal ... see Opening Pipes
- geography, converting hour-minute-second to decimal hour ... see Opening Pipes
- George White (contributor) ... see Acknowledgments
- get env command ... see Get Env
- global built-in synonyms ... see Important Builtin Synonyms
- global synonyms ... see Important Builtin Synonyms
- golden ratio, used for axes sizes ... see Length
- graphics state, saving and restoring ... see State
- gray level ... see Built-in Variables
- gray level, example for polygons ... see Polygons
- gray vs Grey spelling ... see List Of Gri Commands
- graylevel for lines, example ... see Fancy
- graylevel, command ... see Set Graylevel
- graylevel, explanation ... see Pen Color
- grayscale modification ... see Mathematics
- grayscale of image, reading from file ... see Read Image Grayscale
- grayscale, setting for images ... see Set Image Grayscale
- greek Letters ... see Mathematical Text
- grep system tool ... see Grep
- grey vs Gray spelling ... see List Of Gri Commands
- gri code, editing ... see Emacs Mode
- gri commands, categories of ... see Overview Of Gri Commands
- gri commands, complete list of ... see List Of Gri Commands
- Gri newsgroup ... see Introduction
- gri version ... see Introduction
- gri_merge ... see gri_merge
- gri_unpage ... see gri_unpage
- gri-mode, command name abbreviation ... see Command abbreviations
- gri-mode, Configuring gri-mode to where gri lives on your system ... see Step 2
- gri-mode, editing gri syntax ... see Editing the syntax
- gri-mode, editing in emacs ... see Emacs Mode
- gri-mode, enter chunks of code with short-cuts ... see Gri code fragments
- gri-mode, Extra user configuration of gri-mode ... see Step 4
- gri-mode, gri code fragments ... see Gri code fragments
- gri-mode, gri command names ... see Gri command names
- gri-mode, handling argv and argc ... see Filename arguments when running gri
- gri-mode, handling filename command arguments ... see Filename arguments when running gri
- gri-mode, handling multiple Gri versions ... see Dealing with many Gri versions
- gri-mode, how it names gri commands ... see Gri command names
- gri-mode, imenu support ... see Other features
- gri-mode, Info interface ... see Info interface
- gri-mode, installing ... see Installing gri-mode.el
- gri-mode, major commands ... see Major Gri-mode commands
- gri-mode, Placing gri-mode.el where Emacs can find it. ... see Step 1
- gri-mode, possible completions ... see Possible completions
- gri-mode, screenshots ... see Gri-mode screenshots
- gri-mode, sysnonym completion ... see Variable completion
- gri-mode, Telling emacs to load gri-mode ... see Step 3
- gri-mode, toolbar ... see Other features
- gri-mode, user-defined commands ... see User commands
- gri-mode, variable completion ... see Variable completion
- gri.cmd, how it is located ... see Invoking Gri
- grid data - accessing individual values and stats ... see Manipulation of Columns etc
- grid data - minimum, maximum, mean ... see Manipulation of Columns etc
- grid data mathematical operations ... see Mathematics
- grid data, determining geometry from file ... see Pre-gridded Data
- grid data, displaying ... see Show
- grid data, smoothing ... see Smooth
- grid data, write to file ... see Write Grid
- grid data, writing to a file ... see Write Grid
- grid mask, displaying ... see Show
- grid, converting to image ... see Reading and Creating Image Data
- grid, creating from image ... see Convert Image To Grid
- grid, deleting ... see Delete
- grid, flipping ... see Flip
- grid, interpolating from one to another ... see Interpolate
- grid, interpolating to given (x,y) value ... see Manipulation of Columns etc
- grid, missing values ... see Set Grid Missing
- grid, reading ... see Read Grid
- gridding data, advice on methods ... see Ungridded Data
- group command ... see Group
- gzipped files, opening ... see Ascii Files
- Handling errors with set error command ... see Set Error Action
- handling multiple gri versions ... see Uncompiled Unix
- hat, drawing hat on top of character ... see Mathematical Text
- header lines, reading information from ... see Handling Headers
- header lines, skipping ... see Handling Headers
- heal command ... see Heal
- help command ... see Help
- help, online ... see Online Help
- hexadecimal, converting to decimal ... see Unary Operators
- hexadecimal, converting to from decimal ... see Unary Operators
- hint, color palette range ... see Pen Color
- hint, contour lines on image palette ... see Draw Image Palette
- hint, first-time usage ... see Simple Example
- hint, palette range ... see Draw Image Palette
- hint, using query to interact with user ... see Hints
- hints ... see Hints
- histogram enhancement of image plots ... see Example Image
- hms format ... see Opening Pipes
- hour, minute, second data ... see Opening Pipes
- how to compile gri ... see Uncompiled Unix
- HP calculators, RPN notation different from ... see Binary Operators
- HP calculators, RPN notation different from <1> ... see Binary Operators
- if command ... see If
- if statements ... see If
- if statements <1> ... see If Statements
- ignore command ... see Ignore
- image colorscale, reading ... see Read Image Colorscale
- image data, determining geometry from file ... see Pre-gridded Data
- image data, write to file ... see Write Image
- image data, writing to a file ... see Write Image
- image formats, other than 8-bit ... see Plans
- image grayscale, reading ... see Read Image Grayscale
- image grayscale/colorscale modification ... see Mathematics
- image mask data, write to file ... see Write Image
- image mask, reading ... see Read Image Mask
- image mathematical operations ... see Mathematics
- image palette data, write to file ... see Write Image
- image plot, with contours ... see Combination
- image plots, general ... see Images
- image plots, setting colorscale ... see Set Image Colorscale
- image plots, setting grayscale ... see Set Image Grayscale
- image, banded ... see Create Image Grayscale
- image, creating from grid ... see Convert Grid To Image
- image, data format ... see Reading and Creating Image Data
- image, displaying histogram of ... see Show
- image, drawing colorscale palette ... see Draw Image Palette
- image, drawing palette ... see Draw Image Palette
- image, flipping ... see Flip
- image, histogra ... see Draw Image Histogram
- image, interpolation from grid ... see Convert Grid To Image
- image, masking ... see Mask
- image, PostScript output ... see Image PostScript Output
- images, filtering ... see Filter
- images, histogram scaling ... see Example Image
- images, linear scaling ... see Example Image
- images, reading ... see Read Image
- incompatibilities, keeping track of ... see Expecting
- inf rpn operator ... see Binary Operators
- inf rpn operator, finds smaller of pair ... see Binary Operators
- initialization commands ... see Resource File
- input command ... see Input
- input data window ... see Set Input Data Window
- insert command ... see Insert
- installation, debian linux ... see Linux
- installation, linux redhat/debian ... see Linux
- installation, redhat linux ... see Linux
- interaction with user, -y command-line option ... see Invoking Gri
- interaction with user, query command ... see Query
- interaction with user, query command <1> ... see User Variables
- interaction with user, query command <2> ... see Storing User Responses
- interaction with user, query command <3> ... see If Statements
- interaction with user, query command <4> ... see Embedded Synonyms
- interpolate command ... see Interpolate
- interpolating grid to given (x,y) value ... see Manipulation of Columns etc
- interpolation, from grid to image ... see Convert Grid To Image
- ismissing rpn operator ... see Unary Operators
- ISO latin 1 font encoding ... see Set Font Encoding
- iso-latin-1 font encoding ... see Non-English Text
- isopycnals ... see TS Diagram
- isopycnals <1> ... see Draw Isopycnal
- Ivo Alxneit (contributor) ... see Acknowledgments
- Jeff Whitaker (contributor) ... see Acknowledgments
- Jinyu Sheng (contributor) ... see Acknowledgments
- Karin Bryan (contributor) ... see Acknowledgments
- Kawamura Masao (contributor) ... see Acknowledgments
- Keith Thompson (contributor) ... see Acknowledgments
- keywords of Gri commands ... see Commands
- kurtosis, calculating for column data ... see Manipulation of Columns etc
- labels on contour lines, controlling orientation and white-under ... see Set Contour Labels
- labels, drawing text anywhere ... see Draw Label Boxed
- labels, example ... see Fancy
- labels, for xy curves ... see Draw Label For Last Curve
- labels, on axes ... see Labels
- labels, on axes <1> ... see If Statements
- labels, on contours ... see Set Contour Label Position
- labels, on data curves ... see rpn Examples
- landscape orientation of page ... see Set Page
- larger of two numbers, rpn operator sup ... see Binary Operators
- latex overline command, emulating ... see Mathematical Text
- legend for symbol ... see Scattergraphs
- legends ... see Legend
- length of axes ... see Built-in Variables
- length of axes, guide on choosing ... see Length
- license ... see License
- line cap ... see Set Line Cap
- line join ... see Set Line Join
- line width ... see Set Line Width
- linear axes ... see Log And Linear
- linear interpolation ... see Rpnfunction
- linear regression ... see Regress
- linear_intercept rpn operator ... see Rpnfunction
- linear_slope rpn operator ... see Rpnfunction
- linegraphs ... see Linegraphs
- lines in data files, parsing ... see Read Line
- lines, dashed ... see Set Dash
- lines, gray, command ... see Set Graylevel
- lines, gray, explanation ... see Pen Color
- linux compilation ... see Msdos-install
- LINUX compilation ... see Msdos-install
- linux distributions ... see Linux
- list command ... see List
- little-endian vs big-endian data, caution ... see Binary Files
- little-endian vs big-endian data, plans ... see Plans
- ln rpn operator ... see Unary Operators
- local built-in synonyms ... see Local Synonyms
- local synonyms ... see Local Synonyms
- log rpn operator ... see Unary Operators
- logarithmic axes ... see Log And Linear
- logarithms ... see Mathematics
- logical negation, ! rpn operator ... see Unary Operators
- logical negation, not rpn operator ... see Unary Operators
- logical operators in rpn expressions ... see Binary Operators
- logo, how to draw ... see Draw Gri Logo
- loops ... see While
- ls command ... see Ls
- Luke Blaikie (contributor) ... see Acknowledgments
- macintosh unix compilation ... see Mac-install
- makefiles, emulating action with the age rpn operator ... see Unary Operators
- mapping page location units to user units ... see rpn Examples
- maps, converting hour-minute-second to decimal hour ... see Opening Pipes
- maps, format of x axis ... see Set X Type
- maps, format of y axis ... see Set Y Type
- maps, scales ... see Resize
- maps, scaling ... see Length
- margins ... see Built-in Variables
- mask command ... see Mask
- mask for image, reading ... see Read Image Mask
- masking image ... see Mask
- math on columns, rescaling after ... see Rescale
- mathematical operators in rpn expressions ... see Binary Operators
- mathematical Symbols ... see Mathematical Text
- mathematics, on columns ... see Mathematics
- mathematics, on grid data ... see Mathematics
- mathematics, on image grayscale/colorscale ... see Mathematics
- mathematics, on images ... see Mathematics
- mathematics, on variables ... see Mathematics
- mathematics, rpn notation, description ... see rpn Mathematics
- mathematics, rpn notation, example ... see Built-in Variables
- mathematics, rpn notation, example <1> ... see rpn Examples
- mathematics, trigonometric operations ... see rpn Examples
- maximum, column data ... see Manipulation of Columns etc
- maximum, grid data ... see Manipulation of Columns etc
- mean, calculating for column data ... see Manipulation of Columns etc
- mesh plot for FEM ... see Finite Element Model Mesh
- minimum, column data ... see Manipulation of Columns etc
- minimum, grid data ... see Manipulation of Columns etc
- missing value code ... see Missing Values
- missing value, checking for in rpn expressions ... see Unary Operators
- missing values ... see Set Missing Value
- MSDOS compilation ... see Msdos-install
- Multi-panel plots ... see Set Panel
- Multi-panel plots <1> ... see Set Panels
- multiple datasets in one file ... see Linegraphs
- multiple gri versions ... see Uncompiled Unix
- multiple panels ... see Simple Example Revisited
- multiple panels, example ... see Fancy
- name, of PostScript file ... see Set Postscript Filename
- naming convention for synonyms ... see Naming Convention
- NaN for missing value code ... see Missing Values
- negation, ! rpn operator ... see Unary Operators
- negation, not rpn operator ... see Unary Operators
- netcdf data ... see NetCDF Files
- netCDF files, opening ... see Open
- netCDF files, reading attributes, units, etc ... see Read Synonym or Variable
- netCDF files, reading columns ... see Read Columns
- netCDF files, reading grid data ... see Read Grid
- new command ... see New
- new commands, complicated example ... see Complicated New Command
- new commands, how they are parsed ... see Parsing
- new commands, how to add to Gri ... see Adding New Commands
- new commands, simple example ... see Simple New Command
- new page command ... see Newpage
- new postscript file command ... see New Postscript File
- new, used on changeable arguments ... see Using New And Delete
- newcommand arguments, how to alter ... see Changeable Command Arguments
- newcommands, determining calling argument level with \&& ... see Determining Calling Information
- newcommands, determining calling argument names with \& ... see Determining Calling Information
- newline, in a show command ... see Show
- newline, in a system command ... see Naming Convention
- newline, using \<< in show ... see Show
- newsgroup ... see Introduction
- no_private, command-line flag ... see Invoking Gri
- non-English language text ... see Non-English Text
- not rpn operator ... see Unary Operators
- numbers, stored in variables ... see Variables
- numbers, using underscore to separate thousand parts ... see Version 2.8
- oceanographic plots ... see TS Diagram
- oceanographic plots isopycnals on TS diagram ... see Draw Isopycnal
- oceanographic plots, iso-spice lines on TS diagrams ... see Draw Isospice
- oceanographic plots, isopycnals on TS diagrams ... see TS Diagram
- online help ... see Online Help
- open command ... see Open
- opening compressed files ... see Ascii Files
- opening data files ... see Open
- opening files through pipes ... see Using OS Inside Gri
- opening gzipped ... see Ascii Files
- operating system commands, assigned to synonyms ... see System
- operating system commands, assigned to synonyms <1> ... see Using Synonyms
- operating system commands, assigned to synonyms <2> ... see Operating System
- operating system commands, printing results of ... see System
- operating system commands, printing results of <1> ... see Operating System
- operating system, environment variables ... see Get Env
- operating system, example of using to construct filenames ... see Using Synonyms
- operating system, filtering datafiles ... see Open
- operating system, getenv ... see Get Env
- optional words in commands, [] syntax ... see Invoking Gri
- options on Gri command-line ... see Invoking Gri
- or rpn operator ... see Binary Operators
- orientation of page, landscape ... see Set Page
- orientation of page, portrait ... see Set Page
- OS, embedding system output into strings ... see Using OS Inside Gri
- OS/2 unix compilation ... see OS2-install
- overbar, drawing line on top of character ... see Mathematical Text
- overhead projection images, suggested line widths ... see Set Line Width
- overline, emulating latex command ... see Mathematical Text
- overview of awk system tool ... see Awk
- overview of grep system tool ... see Grep
- overview of gri commands ... see Overview Of Gri Commands
- overview of perl system tool ... see Perl
- overview of sed system tool ... see Sed
- page breaks ... see Newpage
- page orientation, landscape ... see Set Page
- page orientation, portrait ... see Set Page
- page units ... see rpn Examples
- page units, converting to user units ... see Binary Operators
- paint regions with color ... see Draw Curve
- palette for image colorscale, drawing ... see Draw Image Palette
- parsing headers in data files ... see Read Line
- parsing of the & syntax ... see Implementation of Ampersand Syntax
- patches, drawing ... see Draw Patches
- path, for command files ... see Set Path To
- path, for data files ... see Set Path To
- pathname of commandfile ... see Using OS Inside Gri
- perl system tool ... see Perl
- perl, use to create probability density function ... see PDF Diagram
- Peter Galbraith (contributor) ... see Acknowledgments
- pi, in RPN expressions ... see Solitary Operators
- Pierre Flament (contributor) ... see Acknowledgments
- pipes, opening files through them ... see Opening Pipes
- pipes, opening files through them <1> ... see Using OS Inside Gri
- plans for future versions ... see Plans
- polygons, drawing ... see Draw Polygon
- polygons, filled ... see Polygons
- pop rpn operator ... see Unary Operators
- pop rpn stack operator ... see Stack Operators
- portrait orientation of page ... see Set Page
- positioning axes ... see Position
- postscript bounding box ... see Invoking Gri
- postscript bounding box <1> ... see Invoking Gri
- postscript command ... see Postscript
- PostScript file name, specifying ... see Invoking Gri
- postscript file, write to ... see Postscript
- postscript filename ... see Set Postscript Filename
- postscript output, embedded images ... see Image PostScript Output
- postscript-standard font encoding ... see Set Font Encoding
- power rpn operator ... see Binary Operators
- powers, of columns or variables ... see Mathematics
- private, command-line flag ... see Invoking Gri
- probability density function diagram ... see PDF Diagram
- problems and how to cope with them ... see Debugging
- process, causing Gri to sleep ... see Sleep
- programming in Gri ... see Programming
- programming, complete list of Gri commands ... see Commands
- programming, if statements ... see If Statements
- programming, parsing command lines ... see Local Synonyms
- programming, synonyms ... see Synonyms
- programming, using local built-in synonyms ... see Local Synonyms
- programming, variables ... see Variables
- projected images, suggested line widths ... see Set Line Width
- protecting Gri programs against datafile movement ... see Using OS Inside Gri
- protection against changes to Gri ... see Expecting
- pstack rpn stack operator ... see Stack Operators
- pttocm rpn operator ... see Unary Operators
- publication quality plots, built-in variable ..publication.. ... see Built-in Variables
- publication quality, command-line flag ... see Invoking Gri
- pwd command ... see Pwd
- query command ... see Query
- quit command ... see Quit
- quiting Gri ... see Quit
- quoting in system commands ... see System
- rand RPN operator ... see Solitary Operators
- random numbers, generating in RPN expressions ... see Solitary Operators
- range of axes ... see Range
- rapidograph scaling for line width ... see Set Line Width
- read ... command ... see Read Synonym or Variable
- read colornames command ... see Read Colornames
- read columns command ... see Read Columns
- read command ... see Read Colornames
- read from command ... see Read From
- read grid command ... see Read Grid
- read image colorscale command ... see Read Image Colorscale
- read image command ... see Read Image
- read image grayscale command ... see Read Image Grayscale
- read image greyscale command ... see Read Image Grayscale
- read image mask command ... see Read Image Mask
- read line command ... see Read Line
- read line raw command ... see Read Line
- reading attributes in NetCDF files ... see Read Synonym or Variable
- reading columns of data ... see Linegraphs
- reading data, checks ... see Built-in Variables
- reading grid data ... see Read Grid
- reading information from header lines ... see Handling Headers
- reading synonyms ... see Read Synonym or Variable
- reading synonyms <1> ... see Read Line
- reading variables ... see Read Synonym or Variable
- reading variables <1> ... see Read Line
- recovering commands from a PostScript file ... see Invoking Gri
- redhat ... see Linux
- region painting ... see Draw Curve
- regress command ... see Regress
- regression, linear ... see Regress
- remainder rpn operator ... see Binary Operators
- removing files with unlink ... see Unlink
- reorder command ... see Reorder
- reordering Columns ... see Reorder
- rescale command ... see Rescale
- rescaling axes ... see Rescale
- resize x command ... see Resize
- resource files ... see Resource File
- restoring graphics state ... see State
- return command ... see Return
- return value, \.return_value. ... see Important Builtin Synonyms
- rewind command ... see Rewind
- RGB values of known colors ... see Show
- Richard Andrew Miles Outerbridge (contributor) ... see Acknowledgments
- roll_left rpn stack operator ... see Stack Operators
- roll_right rpn stack operator ... see Stack Operators
- Roman Neuhauser (contributor) ... see Acknowledgments
- RPM version of installation package ... see Linux
- rpn functions ... see Rpnfunction
- rpn mathematics, examples ... see rpn Mathematics
- RPN notation, difference from old-series HP calculators ... see Binary Operators
- RPN notation, difference from old-series HP calculators <1> ... see Binary Operators
- rpn operator - ... see Binary Operators
- rpn operator ! ... see Unary Operators
- rpn operator * ... see Binary Operators
- rpn operator / ... see Binary Operators
- rpn operator & ... see Binary Operators
- rpn operator + ... see Binary Operators
- rpn operator < ... see Binary Operators
- rpn operator <= ... see Binary Operators
- rpn operator = ... see Binary Operators
- rpn operator == ... see Binary Operators
- rpn operator > ... see Binary Operators
- rpn operator >= ... see Binary Operators
- rpn operator | ... see Binary Operators
- rpn operator abs ... see Unary Operators
- rpn operator acos ... see Unary Operators
- rpn operator acosh ... see Unary Operators
- rpn operator age ... see Unary Operators
- rpn operator and ... see Binary Operators
- rpn operator area ... see Manipulation of Columns etc
- rpn operator argc, yielding number of commandline arguments ... see Solitary Operators
- rpn operator ascent ... see Unary Operators
- rpn operator asin ... see Unary Operators
- rpn operator atan ... see Unary Operators
- rpn operator atan <1> ... see Unary Operators
- rpn operator atof ... see Unary Operators
- rpn operator ceil ... see Unary Operators
- rpn operator cmtopt ... see Unary Operators
- rpn operator cos ... see Unary Operators
- rpn operator cosh ... see Unary Operators
- rpn operator descent ... see Unary Operators
- rpn operator directory_exists ... see Unary Operators
- rpn operator dup ... see Unary Operators
- rpn operator exch ... see Binary Operators
- rpn operator exp ... see Unary Operators
- rpn operator exp10 ... see Unary Operators
- rpn operator file_exists ... see Unary Operators
- rpn operator floor ... see Unary Operators
- rpn operator inf ... see Binary Operators
- rpn operator inf, finds smaller of pair ... see Binary Operators
- rpn operator interpolate ... see Manipulation of Columns etc
- rpn operator ismissing ... see Unary Operators
- rpn operator linear_intercept ... see Rpnfunction
- rpn operator linear_slope ... see Rpnfunction
- rpn operator ln ... see Unary Operators
- rpn operator log ... see Unary Operators
- rpn operator not ... see Unary Operators
- rpn operator or ... see Binary Operators
- rpn operator pop ... see Unary Operators
- rpn operator power ... see Binary Operators
- rpn operator pttocm ... see Unary Operators
- RPN operator rand ... see Solitary Operators
- rpn operator remainder ... see Binary Operators
- rpn operator sed ... see Binary Operators
- rpn operator sin ... see Unary Operators
- rpn operator sinh ... see Unary Operators
- rpn operator sqrt ... see Unary Operators
- rpn operator strcat ... see Binary Operators
- rpn operator strlen ... see Unary Operators
- RPN operator substr ... see Tertiary Operators
- rpn operator sup ... see Binary Operators
- rpn operator sup, finds larger of pair ... see Binary Operators
- rpn operator system ... see Unary Operators
- rpn operator tan ... see Unary Operators
- rpn operator tanh ... see Unary Operators
- rpn operator width ... see Unary Operators
- RPN operator wordc ... see Solitary Operators
- RPN operator wordv ... see Unary Operators
- rpn operator xcmtouser ... see Unary Operators
- rpn operator xusertocm ... see Unary Operators
- rpn operator ycmtouser ... see Unary Operators
- rpn operator yusertocm ... see Unary Operators
- rpn stack operator dup ... see Stack Operators
- rpn stack operator exch ... see Stack Operators
- rpn stack operator pop ... see Stack Operators
- rpn stack operator pstack ... see Stack Operators
- rpn stack operator roll_left ... see Stack Operators
- rpn stack operator roll_right ... see Stack Operators
- rpn, conversion of string to number ... see Unary Operators
- rpn, system calls ... see Unary Operators
- rpnfunction command ... see Rpnfunction
- running a commandfile ... see Source
- Running-Mean Skyline Diagram ... see Running Means
- Sara Bennett (contributor) ... see Acknowledgments
- satellite images ... see Example Image
- save results in a file ... see Write
- saving graphics state ... see State
- scalar operations ... see Mathematics
- scales ... see Simple Example Revisited
- scales, accessing ... see rpn Examples
- scales, deleting ... see Delete
- scaling for maps ... see Length
- scattergraphs ... see Scattergraphs
- scientific journals with Gri graphs ... see Gri in the Press
- screen snapshots, using Gri ... see Gri-mode screenshots
- sed rpn operator ... see Binary Operators
- sed system tool ... see Sed
- segmentation fault, what to do ... see Reporting Bugs
- set arrow size command ... see Set Arrow Size
- set arrow type command ... see Set Arrow Type
- set axes style command ... see Set Axes Style
- set beep command ... see Set Beep
- set bounding box command ... see Set Bounding Box
- set clip command ... see Set Clip
- set color command ... see Set Color
- set color name command ... see Set Colorname
- set colour command ... see Set Color
- set command ... see Set
- set contour format command ... see Set Contour Format
- set contour label for command ... see Set Contour Label For
- set contour label position command ... see Set Contour Label Position
- set contour labels command ... see Set Contour Labels
- set dash command ... see Set Dash
- set environment command ... see Set Environment
- set error command ... see Set Error Action
- set flag command ... see Set Flag
- set font color command ... see Set Font Color
- set font colour command ... see Set Font Color
- set font encoding command ... see Set Font Encoding
- set font size command ... see Set Font Size
- set font to command ... see Set Font To
- set graylevel command ... see Set Graylevel
- set greylevel command ... see Set Graylevel
- set grid missing command ... see Set Grid Missing
- set ignore error eof command ... see Set Ignore Error Eof
- set ignore initial newline command ... see Set Ignore Initial Newline
- set image colorscale command ... see Set Image Colorscale
- set image colourscale command ... see Set Image Colorscale
- set image grayscale command ... see Set Image Grayscale
- set image grayscale using histogram command ... see Set Image Grayscale
- set image greyscale command ... see Set Image Grayscale
- set image greyscale using histogram command ... see Set Image Grayscale
- set image missing value color command ... see Set Image Missing Value Color
- set image missing value colour command ... see Set Image Missing Value Color
- set image range command ... see Set Image Range
- set input data separator command ... see Set Input Data Separator
- set input data window command ... see Set Input Data Window
- set line cap command ... see Set Line Cap
- set line join command ... see Set Line Join
- set line width command ... see Set Line Width
- set missing value command ... see Set Missing Value
- set page command ... see Set Page
- set page size command ... see Set Page Size
- set panel command ... see Set Panel
- set panels command ... see Set Panels
- set path command ... see Set Path To
- set postscript filename command ... see Set Postscript Filename
- set symbol size command ... see Set Symbol Size
- set tic size command ... see Set Tic Size
- set trace command ... see Set Trace
- set transparency command ... see Set Transparency
- set u scale command ... see Set U Scale
- set v scale command ... see Set V Scale
- set x axis command ... see Set X Axis
- set x format command ... see Set X Format
- set x grid command ... see Set X Grid
- set x margin command ... see Set X Margin
- set x name command ... see Set X Name
- set x size command ... see Set X Size
- set x type command ... see Set X Type
- set y axis command ... see Set Y Axis
- set y format command ... see Set Y Format
- set y grid command ... see Set Y Grid
- set y margin command ... see Set Y Margin
- set y name command ... see Set Y Name
- set y size command ... see Set Y Size
- set y type command ... see Set Y Type
- set z missing command ... see Set Z Missing
- setting line cap type ... see Set Line Cap
- setting line join type ... see Set Line Join
- setting line width ... see Set Line Width
- setting symbol size ... see Set Symbol Size
- show command ... see Show
- show command, \>> for horizontal tab ... see Show
- show command, how to get a newline ... see Show
- show command, how to get a tab ... see Show
- show command, using \<< for newline ... see Show
- show stopwatch command ... see Show
- sin rpn operator ... see Unary Operators
- sinh rpn operator ... see Unary Operators
- skewness, calculating for column data ... see Manipulation of Columns etc
- skip command ... see Skip
- skipping header lines ... see Handling Headers
- sleep command ... see Sleep
- sleep, causing Gri to ... see Sleep
- slides, suggested line widths ... see Set Line Width
- smaller of two numbers, rpn operator inf ... see Binary Operators
- smooth command ... see Smooth
- smooth grid data command ... see Smooth
- smoothing column data ... see Filter
- smoothing column data <1> ... see Smooth
- smoothing grid data ... see Smooth
- snapshots of computer screen, using Gri ... see Gri-mode screenshots
- source command, for running another command file ... see Source
- space in text ... see Mathematical Text
- specifying the PostScript file name ... see Invoking Gri
- specifying the SVG file name ... see Invoking Gri
- spelling of gri commands ... see List Of Gri Commands
- spice lines, on TS diagram ... see Draw Isospice
- spline, fitting to (x,y) data ... see Convert Columns To Spline
- spreadsheet data ... see Opening Pipes
- sprintf command ... see Sprintf
- sqrt rpn operator ... see Unary Operators
- standard deviation, calculating for column data ... see Manipulation of Columns etc
- standard deviation, column data ... see Manipulation of Columns etc
- startup commands ... see Resource File
- startup message ... see Invoking Gri
- statistics of column data ... see Show
- statistics, column data ... see Manipulation of Columns etc
- statistics, performing regression ... see Regress
- Steve Cayford (contributor) ... see Acknowledgments
- Steve Matheson (contributor) ... see Acknowledgments
- stopping Gri ... see Quit
- stopwatch, for timing things ... see Show
- strcat rpn operator ... see Binary Operators
- string, conversion to number in rpn expressions ... see Unary Operators
- strings, embedding OS output into ... see Using OS Inside Gri
- strings, storing variable values within ... see Sprintf
- strlen rpn operator ... see Unary Operators
- subscripts ... see Mathematical Text
- substr RPN operator ... see Tertiary Operators
- substrings, getting with RPN operator substr ... see Tertiary Operators
- suite of test files ... see Test Suite
- sup rpn operator ... see Binary Operators
- sup rpn operator, finds larger of pair ... see Binary Operators
- superscripts ... see Mathematical Text
- superscripts and subscripts - how to align using \! ... see Mathematical Text
- superuser command ... see Superuser
- superuser flags ... see Superuser
- SVG file name, specifying ... see Invoking Gri
- symbol legend ... see Scattergraphs
- symbol size, stored in ..symbolsize.. ... see Built-in Variables
- symbols ... see Scattergraphs
- symbols in color ... see Scattergraphs
- symbols, drawing single ones ... see Draw Symbol At
- symbols, setting size ... see Set Symbol Size
- synonym, and the & syntax ... see Changeable Command Arguments
- synonyms, aliasing with the \@alias notation ... see Alias Synonyms
- synonyms, assigning values to ... see Using Synonyms
- synonyms, assigning within RPN expressions ... see Binary Operators
- synonyms, built-in, list of ... see Important Builtin Synonyms
- synonyms, checking for existence of ... see Unary Operators
- synonyms, constructing using the operating system ... see Using Synonyms
- synonyms, deleting ... see Delete
- synonyms, displaying list of ... see Show
- synonyms, embedding in quoted text strings ... see Embedded Synonyms
- synonyms, extracting individual words from ... see Using Synonyms
- synonyms, for storing character strings ... see Synonyms
- synonyms, for storing output from system commands ... see Using Synonyms
- synonyms, global ... see Important Builtin Synonyms
- synonyms, local ... see Local Synonyms
- synonyms, making local versions ... see New
- synonyms, multiple copies of ... see New
- synonyms, naming convention ... see Synonyms
- synonyms, naming convention <1> ... see Naming Convention
- synonyms, reading ... see Read Synonym or Variable
- synonyms, reading <1> ... see Read Line
- synonyms, storing variable values within ... see Sprintf
- syntax of Gri commands ... see Commands
- system calls in rpn expressions ... see Unary Operators
- system calls, using dollar-parenthesis shell syntax ... see Using OS Inside Gri
- system command ... see System
- system command, how to get a newline ... see Naming Convention
- system command, how to get a tab ... see Naming Convention
- system commands acting as datafiles ... see Open
- system commands, assigned to synonyms ... see System
- system commands, assigned to synonyms <1> ... see Using Synonyms
- system commands, assigned to synonyms <2> ... see Operating System
- system commands, example of using to construct filenames ... see Using Synonyms
- system commands, printing results of ... see System
- system commands, printing results of <1> ... see Operating System
- system rpn operator ... see Unary Operators
- T-S diagram, drawing isopycnals on ... see Draw Isopycnal
- T-S diagram, drawing spice lines on ... see Draw Isospice
- T-S diagram, example of drawing ... see TS Diagram
- tab, in a show command ... see Show
- tab, in a system command ... see Naming Convention
- tab, using \>> in show ... see Show
- tan rpn operator ... see Unary Operators
- tanh rpn operator ... see Unary Operators
- temperature-salinity diagram ... see TS Diagram
- temperature-salinity diagram, drawing isopycnals on ... see Draw Isopycnal
- temperature-salinity diagram, drawing spice lines on ... see Draw Isospice
- temporary file allocation ... see Using OS Inside Gri
- test suite ... see Uncompiled Unix
- test suite <1> ... see Test Suite
- testing for end of file ... see Set Ignore Error Eof
- testing for existence of a synonym ... see Unary Operators
- testing for existence of a variable ... see Unary Operators
- testing for existence of an aliased synonym ... see Unary Operators
- testing for file eof ... see Set Ignore Error Eof
- text strings, drawing ... see Draw Label Boxed
- text strings, embedding synonyms within ... see Embedded Synonyms
- text, color used for ... see Set Font Color
- text, encoding vector of ... see Set Font Encoding
- text, Greek letters ... see Mathematical Text
- text, inserting forward/backward space ... see Mathematical Text
- text, ISO characters ... see Non-English Text
- text, mathematical symbols ... see Mathematical Text
- text, subscripts ... see Mathematical Text
- text, superscripts ... see Mathematical Text
- text, thin-spaces within ... see Adjustment Of Character Position
- the &.variable. notation ... see Changeable Command Arguments
- the &\synonym notation ... see Changeable Command Arguments
- thin-space in text ... see Adjustment Of Character Position
- Thomas Larsen (contributor) ... see Acknowledgments
- thousand parts, indicating in numbers using underscore ... see Version 2.8
- tic size, setting ... see Set Tic Size
- Tim Powers (contributor) ... see Acknowledgments
- time ... see Important Builtin Synonyms
- timing things ... see Show
- titles, drawing above plot ... see Linegraphs
- tmpname ... see Using OS Inside Gri
- Toru Suzuki (contributor) ... see Acknowledgments
- traceback ... see Show
- tracing execution, command-line option ... see Invoking Gri
- tracing execution, using ..trace.. ... see Debugging
- transforming page location units to user units ... see rpn Examples
- trigonometric operations in rpn math ... see rpn Examples
- types of gri commands ... see Overview Of Gri Commands
- underscore, in numbers ... see Version 2.8
- unix environment variables ... see Get Env
- unix, dollar-parenthesis notation within Gri commands ... see Using OS Inside Gri
- unlink command ... see Unlink
- unlink, to remove files ... see Unlink
- URL, how to open ... see Opening URLs
- user input to Gri ... see Acknowledgments
- user interaction, query command ... see Query
- user units ... see rpn Examples
- user units, converting to page units ... see Binary Operators
- user-defined synonyms ... see Using Synonyms
- user-defined variables ... see User Variables
- using environment variables for directory names ... see Using OS Inside Gri
- variables ... see Variables
- variables, and the & syntax ... see Changeable Command Arguments
- variables, assigning within RPN expressions ... see Binary Operators
- variables, built-in ... see Built-in Variables
- variables, checking for existence of ... see Unary Operators
- variables, defined by user ... see User Variables
- variables, deleting ... see Delete
- variables, displaying list of ... see Show
- variables, making local versions ... see New
- variables, multiple copies of ... see New
- variables, reading ... see Read Synonym or Variable
- variables, reading <1> ... see Read Line
- variables, storing values within synonyms (strings) ... see Sprintf
- vector field, how to read ... see Read Columns
- version 2.10 ... see Version 2.10
- version 2.12 ... see Version 2.12
- version numbers ... see Introduction
- versions, handling multiple ... see Uncompiled Unix
- while command ... see While
- width rpn operator ... see Unary Operators
- Window-pane plots ... see Set Panel
- Window-pane plots <1> ... see Set Panels
- Wolfgang Voegeli (contributor and bug fixer) ... see Acknowledgments
- wordc RPN operator ... see Solitary Operators
- wordv RPN operator ... see Unary Operators
- working directory, stored in synonym \.wd. ... see Important Builtin Synonyms
- write command ... see Write
- write PostScript commands directly to output file ... see Postscript
- writing to a file, column data ... see Write Columns
- writing to a file, contour data ... see Write Contour
- writing to a file, grid data ... see Write Grid
- writing to a file, image data ... see Write Image
- x-y graphs ... see Linegraphs
- x-y graphs <1> ... see Draw Curve
- X11 colors, reading ... see Read Colornames
- xcmtouser rpn operator ... see Unary Operators
- xusertocm rpn operator ... see Unary Operators
- ycmtouser rpn operator ... see Unary Operators
- yusertocm rpn operator ... see Unary Operators