_refine.ls_matrix_type

Name:
'_refine.ls_matrix_type'

Definition:

   Type of matrix used to accumulate the least-squares derivatives.

Type: ucode

Mandatory item: no

Alias:
_refine_ls_matrix_type (cif_core.dic version 2.0.1)
The data value must be one of the following:

full full

fullcycle full with fixed elements per cycle

atomblock block diagonal per atom

userblock user-defined blocks

diagonal diagonal elements only

sparse selected elements only

Category: refine

Crystallographic Information Framework