# BEYN

Parameters for the Beyn eigenvalue solver. [Edit on GitHub]

## Keywords

- N_POINTS_BEYN

- N_RAND

- N_RAND_CC

- ONE_CIRCLE

- SVD_CUTOFF

- TASKS_PER_INTEGRATION_POINT

## Keyword descriptions

N_POINTS_BEYN: integer = 32

  Usage: N_POINTS_BEYN <integer>

  Number of integration points per circle in the Beyn solver. [Edit on GitHub]

N_RAND: real = 1.00000000E+000

  Usage: N_RAND <real>

  Number of random vectors as a fraction of the size of the unit cell. [Edit on GitHub]

N_RAND_CC: real = 1.00000000E+000

  Usage: N_RAND_CC <real>

  Number of random vectors as a fraction of the size of the unit cell for the complex contour. [Edit on GitHub]

ONE_CIRCLE: logical = F

  Lone keyword: `T`

  Set to .TRUE. if only one circle instead of two should be used in the Beyn solver. [Edit on GitHub]

SVD_CUTOFF: real = 1.00000000E+000

  Usage: SVD_CUTOFF <real>

  Cutoff for the singular values in the Beyn solver. [Edit on GitHub]

TASKS_PER_INTEGRATION_POINT: integer = 0

  Usage: TASKS_PER_INTEGRATION_POINT <integer>

  Number of tasks per integration point. [Edit on GitHub]