GEN

Description

Defines a symmetry operator in Jones faithful notation. It is usually used as a generator of a space group.

Syntax

GEN generator

Arguments

generator

Type: string

Symmetry operator.

Examples

• Symmetry operator of a crystallographic group.

  GEN -x,-y,z+1/2
  

• Non-primed operator of a Shubnikov group.

  GEN x,y,-z,1
  

• Primed operator of a Shubnikov group.

  GEN -x+1/2,y,-z,-1
  

• Operator of a superspace group of dimension 3+1

  GEN x1,x1-x2,-x3,-x4+1/2,-1