Dear Angel, > I needed a symbolic and algebraic computation software. The best solution > I've found so far is maxima computer algebra system.
Maybe there is also the CAS MuPAD of interest, which has the look and feel of maple, works under Linux, Mac and Windows - and has a free academic version, called MuPAD-Light. This free version is mathematical fully functional, comes with full documentation, but has only a rudimentary GUI, e.g. only allows to edit the last line - so you has sometimes to copy and past ... ;-) Give it a try. Here are the pointers: in general: http://www.mupad.de/ http://www.mupad.de/schule/en/ Download, approx. 20 MB: http://www.mupad.de/schule+studium/download/mupad_light_250_win.exe http://www.mupad.de/schule+studium/download/mupad_light_250_linux_bin.tgz 30-days-eval of profi version: http://www.mupad.de/schule+studium/download/mupad_pro_de_250_win.exe http://www.mupad.de/schule+studium/download/mupad_pro_252_macosx.img.gz best whishes Wolfgang -- Wolfgang Lindner [EMAIL PROTECTED] Universität Duisburg-Essen, Campus Duisburg Fakultaet 4 - Institut fuer Mathematik, Gebaeude: LE Zimmer: 424 Lotharstr. 65 Tel: +49 0203 379-1326 D-47048 Duisburg Fax: +49 0203 379-2528 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help