# OPTIMIZE_BAND

Section can be repeated.

Specify the optimization method for the band [Edit on GitHub]

Subsections

- DIIS
- MD

## Keywords

- OPTIMIZE_END_POINTS

- OPT_TYPE

## Keyword descriptions

OPTIMIZE_END_POINTS: logical = F

  Lone keyword: `T`

  Performs also an optimization of the end points of the band. [Edit on GitHub]

OPT_TYPE: enum = DIIS

  Usage: OPT_TYPE (MD|DIIS)

  Valid values:

  - `MD` Molecular dynamics-based optimizer

  - `DIIS` Coupled steepest descent / direct inversion in the iterative subspace

  Specifies the type optimizer used for the band [Edit on GitHub]