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Re: [Help-glpk] Index function

From: Andrew Makhorin
Subject: Re: [Help-glpk] Index function
Date: Wed, 09 Nov 2011 03:28:37 +0300 
> Given an member of an unsubscripted set, could there be an
> index(member) function which would return the position of the member ?

In MathProg sets are *unordered* collections of elements (unlike arrays
in programming languages), so element positions are indeterminate.
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