MathGroup Archive 2012

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Re: evaluate to True?


On 4/6/12 at 6:01 AM, christoph.lhotka at fundp.ac.be (Christoph Lhotka)
wrote:

>I am really sorry for reposting it but of course the subject of
>discussion should be:

>MemberQ[{0, 1, 2}, expr_]

expr_ is a pattern that has been given the name "expr" and will
match anything. So, as long as the list given is not an empty
list, this pattern will match at least one element of the list
and MemberQ would return True.




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