Ralph Freese

Ralph Freese
Department of Mathematics
University of Hawaii
Honolulu, HI 96822
Telephone: 808-956-9367
Fax: 808-956-9139
E-mail: email me
Office: Keller Hall 305

Classes

Home Page for my Math 241 Class

Home Page for my Math 371 Class

Previous Classes

Software

Universal Algebra Calculator: This is a mirror site for Emil Kiss's algebra calculator. The calculator now uses my lattice drawing program to display congruence lattices.
- Universal Algebra Calculator

Demo of My Lattice Drawing Program: This graphically illustrates how my lattice drawing program works. It is about 50K so will a little time to load.
- Lattice drawing demo

Bibiographic Database and General Algebra and Lattice Theory Homepages

You can search for papers in Universal Algebra and Lattice Theory. You can choose to have the output in either BibTeX or AmSTeX format. You can even add or correct entries in the database.

Publications

Conferences:

My talk on Congruence Varieties at the Gratzer Schmidt 70th Birthday Party, Budapest, June 6-9, 2006
My talk on Maltsev Conditions (joint with Matt Valeriote) at the Nashville Conference June 11-16, 2007

Teaching and Pedagogy

Information on Math 206L, our calculus computer lab course.
Newton's Method and Chaos, a java applet.
Apply linear transformations to gifs and jpegss, a java servlet illustrating some concepts from linear algebra.
The Pythogorean theorem., a graphic java demostation of Euclid's proof by Jim Morey.
A talk on Java Servlets