PETSc version 3.15.5
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# PetscAbsReal

Returns the absolute value of an real number

### Synopsis

    #include <petscmath.h>
    Real abs PetscAbsReal(PetscReal v1)

Not Collective

### Input Parameter

| v1 | - the double

### See Also

PetscMax(), PetscMin(), PetscAbsInt(), PetscSqr()

### Level

beginner

### Location

include/petscmath.h

### Examples

src/dm/tutorials/ex15.c.html
src/ksp/ksp/tutorials/ex51.c.html
src/snes/tutorials/ex5.c.html
src/snes/tutorials/ex12.c.html
src/snes/tutorials/ex15.c.html
src/snes/tutorials/ex30.c.html
src/ts/tutorials/ex11.c.html
src/tao/tutorials/ex4.c.html
Index of all Sys routines
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Index of all manual pages