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DDL dictionary version 2.1.6
Category ITEM_RANGE
Name:'item_range'
Description:
The range of permissible values of a data item. When multiple
ranges are specified they are interpreted sequentially
using a logical OR. To specify that an item value may be
equal to a boundary value, specify an item range where the
maximum and mimimum values equal the boundary value.
Category groups:ddl_group
item_group
Category keys:
_item_range.name
_item_range.minimum
_item_range.maximum
Mandatory category: no
International Tables for Crystallography
Volume G: Definition and exchange of crystallographic data
Edited by S. R. Hall and B. McMahon
![[International Tables Vol. G]](https://www.iucr.org/__data/assets/image/0014/11156/g.gif) |
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An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.
