spreadsheets for unix machines?

[CMSWALTERS at KARL.ACC.IIT.EDU]

Netlanders,

I am looking for advice on public domain or inexpensive
spreadsheet programs which will run on unix machines--
I have an old SGI and an ESV.  Thanks in advance for your help!

 /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\
/ D. Eric Walters, Ph.D.                                                   \
\ Associate Professor, Biological Chemistry                                /
/ Chicago Medical School                phone: 708-578-3000, ext 498       \
\ 3333 Green Bay Road                   fax: 708-578-3240                  /
/ North Chicago, IL  60064              email: cmswalters at minna.iit.edu    \
\                                                                          /
/ "A man would do nothing if he waited until he could do it so well that   \
\  no one would find fault with what he had done." --Cardinal Newman       /
 \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/