Christian Krattenthaler Christian Krattenthaler researches combinatorics and hypergeometric series. Abstracts of his papers may be found online, with the complete text available for download in .dvi or gzipped PostScript form. Also available is a version compatible with Maple V R.3 and R.4. Freely available for personal use only. This searchable CMU Artificial Intelligence Repository was established by Mark Kantrowitz in 1993 to collect files, programs and publications of interest to Artificial Intelligence researchers, educators, students, and practitioners.
Members make up and solve their own creations strictly for the fun of it.
Using the free companion program, CrystalDiffract, CrystalMaker files can be used to generate x-ray and neutron powder diffraction patterns. David Bruce Wilson David Bruce Wilson researches probability, combinatorics, and theoretical computer science. Abstracts of his articles on these subjects are available on the web and may be downloaded in PostScript or .dvi formats. David Marius Bressoud David Bressoud has written several undergraduate textbooks that use physics and the history of mathematics to motivate the study of multi-variable calculus, number theory, real analysis. Doron Zeilberger's Electronic Headquarters Doron Zeilberger researches combinatorics using computer programs.