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When logical variables have certain values, use certain relations or model parts in defining a mathematical problem. The relations are not defined inside the [[WHEN]] statement because all the relations must be compiled regardless of which values the logical variables have at any given moment. | |||
For for detail, see [[conditional modelling]]. | |||
See also [[SWITCH]], [[SELECT]], and [[IF]]. | |||
[[Category:Documentation]] | [[Category:Documentation]] | ||
Revision as of 08:12, 15 August 2010
When logical variables have certain values, use certain relations or model parts in defining a mathematical problem. The relations are not defined inside the WHEN statement because all the relations must be compiled regardless of which values the logical variables have at any given moment.
For for detail, see conditional modelling.