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Re: ContainsQ ?

• To: mathgroup at smc.vnet.net
• Subject: [mg72582] Re: ContainsQ ?
• From: Peter Pein <petsie at dordos.net>
• Date: Wed, 10 Jan 2007 03:15:06 -0500 (EST)
• References: <eo00nr$kma$1@smc.vnet.net>

Chris Chiasson schrieb:
> Is there something like ContainsQ that means !FreeQ?
> 

Hi Chris,


ContainsQ = MemberQ[#1, #2, Infinity, Heads -> True]&

should do it.

Peter