Computers and Computation

Research

I have several research projects in computational group theory using the Wildebeest cluster computer located here at CCNY. These projects involve distinguishing members of families of difficult one-relator groups.

Mathematica

I like use the computer algebra system Mathematica (from Wolfram Research). I have written a number of items as part of an effort to use Mathematica in calculus as well as upper division and graduate courses.

Teaching and Outreach

Apple Computers

I have been a longtime user of Apple Computers.

Unix, NeXTs and mh

Software Developed

I have written several commerically successful software packages, the most notable of which are the statistical software packages sold by Productivity-Quality Systems which is a company I founded with my father in 1981.

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