matrix
- To: mathgroup at smc.vnet.net
- Subject: [mg28383] matrix
- From: "Su Su Win" <susuwin at post.kek.jp>
- Date: Sun, 15 Apr 2001 00:13:34 -0400 (EDT)
- Organization: KEKB
- Sender: owner-wri-mathgroup at wolfram.com
Hello, How can I make a matrix (4000x1220) with zeros except that all the values at 216th to 220th rows are ones. Thank you very much in advance. Regards, Win