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D.8.10.13 containedQ
Procedure from library zeroset.lib (see zeroset_lib).
- Usage:
- containedQ(data, f [, opt]); data=list; f=any type; opt=integer
- Purpose:
- test if f is an element of data.
- Return:
- int
0 if f not contained in data
1 if f contained in data
- Options:
- opt = 0 : use '==' for comparing f with elements from data
opt = 1 : use sameQ for comparing f with elements from data
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