Re: matrix operations
- To: mathgroup at smc.vnet.net
- Subject: [mg46372] Re: matrix operations
- From: Mariusz Jankowski<mjankowski at usm.maine.edu>
- Date: Mon, 16 Feb 2004 23:41:57 -0500 (EST)
- Organization: University of Southern Maine
- References: <c0qjb3$k8q$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Paolo, there are two basic methods: mat[[All, i]] or Transpose[mat][[i]] Look under Part in the Help Browser. Also, read the section on Lists in A Practical Introduction to Mathematica in The Mathematica Book. Mariusz >>> paolo tarpanelli<tarpanelli at libero.it> 2/16/2004 9:16:03 AM >>> How can i extract a column from a matrix and transform that column in a vector to make operation with this??? Thanks Paolo