How do I get a not equivalent sign e.g. $\displaystyle \equiv $ with a / through it.

Thanks for any help.

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- Mar 8th 2011, 02:36 AMhmmmmNot equivalent sign
How do I get a not equivalent sign e.g. $\displaystyle \equiv $ with a / through it.

Thanks for any help. - Mar 8th 2011, 02:39 AMPlato