Re: Matrices and Conditional Statements
- To: mathgroup at smc.vnet.net
- Subject: [mg61432] Re: [mg61405] Matrices and Conditional Statements
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Wed, 19 Oct 2005 02:16:10 -0400 (EDT)
- Reply-to: hanlonr at cox.net
- Sender: owner-wri-mathgroup at wolfram.com
Y = Select[X, #[[8]] == "red" && NumericQ[#[[11]]] && #[[11]] > 9 &] Bob Hanlon > > From: Gregory Lypny <gregory.lypny at videotron.ca> To: mathgroup at smc.vnet.net > Date: 2005/10/18 Tue AM 02:44:52 EDT > Subject: [mg61432] [mg61405] Matrices and Conditional Statements > > Hello Everyone, > > If I have an n x m array called X, how can I create another > array, Y, whose rows are those rows in X whose 8th column contains > the word "red" and whose 11th column is a number greater than 9? > > Regards, > > Greg > >