Hi, I need to analyse some substitution matrices, like calculate relative entropy and matrix subtractions etc. I was wondering if any simple tool is available for such calculations or do people always use inhouse mathematics programs to do this ? Thanks for help, -Manisha -------------- next part -------------- An HTML attachment was scrubbed... URL: http://bioinformatics.org/pipermail/ssml-general/attachments/20050518/ed0a202a/attachment.htm