Re: problems with delayed write: tag list
- To: mathgroup at smc.vnet.net
- Subject: [mg79883] Re: problems with delayed write: tag list
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Wed, 8 Aug 2007 04:44:49 -0400 (EDT)
- Organization: Uni Leipzig
- References: <f991i3$c99$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
Hi, first you should change > i=1;myDiff==5; into > i=1;myDiff=5; Regards Jens P_ter wrote: > Hello, > I have a list of elements of two numbers:myList = {{1,2},{2,7},..}. The first number is in this case always the position. I want to know when the difference is a certain value,myDiff, eg. 5 > i=1;myDiff==5; > now= Reap[While[i<Length[myList],i++; > If[myList[[i,2]]-myList[[i,1]]==myDiff,Sow[i]]];w] > My question is: how do I make "nowFunction[myDiff_]:="? > I run into tag list errors in the definition when I try that. > P_ter >