Re: pattern matching and droping elements from list of lists.

*To*: mathgroup at smc.vnet.net*Subject*: [mg49766] Re: pattern matching and droping elements from list of lists.*From*: BobHanlon at aol.com*Date*: Fri, 30 Jul 2004 06:02:18 -0400 (EDT)*Sender*: owner-wri-mathgroup at wolfram.com

DeleteCases[Outer[List, {a, b, c}, {a, b, c}, {a, b, c}], {x_, x_, x_}, 3] Bob Hanlon > In a message dated Thu, 29 Jul 2004 12:45:10 +0000 (UTC), > sean_incali at yahoo.com writes: <Outer[List, {a, b, c}, {a, b, c}, {a, b, c}] > > will output > > {{ > {{a, a, a}, {a, a, b}, {a, a, c}}, {{a, b, a}, {a, b, b}, {a, b, c}}, > {{a, c, a}, {a, c, b}, {a, c, c}}}, > {{{b, a, a}, {b, a, b}, {b, a, c}}, {{b, b, a}, {b, b, b}, {b, b, c}}, > {{b, c, a}, {b, c, b}, {b, c, c}}}, > {{{c, a, a}, {c, a, b}, {c, a, c}}, {{c, b, a}, {c, b, b}, {c, b, c}}, > {{c, c, a}, {c, c, b}, {c, c, c}} > }} > > how do I remove {a,a,a} and {b,b,b} and {c,c,c} from above? >