Re: Intersection problem
- To: mathgroup at smc.vnet.net
- Subject: [mg125979] Re: Intersection problem
- From: Jason Ebaugh <ebaughjason at gmail.com>
- Date: Wed, 11 Apr 2012 18:17:01 -0400 (EDT)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <jm0ju7$adk$1@smc.vnet.net>
In[31]:=
firstlist={{a,x},{b,y},{c,z}};
secondlist={b,c,d};
Cases[firstlist, xx_ /; MemberQ[secondlist,xx[[1]]]]
Out[33]= {{b,y},{c,z}}
Jason Ebaugh
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