Re: Problem with matching.

*To*: mathgroup at smc.vnet.net*Subject*: [mg53936] Re: [mg53907] Problem with matching.*From*: yehuda ben-shimol <benshimo at bgu.ac.il>*Date*: Fri, 4 Feb 2005 04:12:13 -0500 (EST)*References*: <200502022310.SAA11969@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Hi, you should write F[{x, 2, c}]F[{x, 1, f}] /. F[{x___, a_, y___}]F[{z___, a_, w___}] :> yes and get True yehuda Josef Karthauser wrote: >Can someone tell me why this doesn't match? > >F[{x, 2, c}]F[{x, 1, f}] /. F[{___, a_, ___}]F[{___, a_, ___}] :> yes > >I'm expecting 'yes' to be returned if any of the list arguments to F[] >contain the same value. It doesn't match however; what am I doing >wrong? > >Thanks, >Joe >-- >Josef Karthauser (joe at tao.org.uk) http://www.josef-k.net/ >FreeBSD (cvs meister, admin and hacker) http://www.uk.FreeBSD.org/ >Physics Particle Theory (student) http://www.pact.cpes.sussex.ac.uk/ >================ An eclectic mix of fact and theory. ================= > > > >

**References**:**Problem with matching.***From:*Josef Karthauser <joe@tao.org.uk>