Other Pen-Based Mathematical Systems created by other researchers:
- FFES (Queen's University)
- Infty (Kyushu University, Japan)
- JIMHR: (Java-Based) Interactive Math Handwriting Recognizer (Acuitus Corp)
- JMathNotes (Free University of Berlin)
- MathJournal (XThink Inc.)
- MathPad (Brown University)
- Natural Log (MIT)
MathBrush, Symbolic Computation Group
Cheriton School of Computer Science
University of Waterloo
200 University Avenue West
Waterloo, Ontario, Canada N2L 3G1
519 888 4567
| http://www.scg.uwaterloo.ca
Cheriton School of Computer Science
University of Waterloo
200 University Avenue West
Waterloo, Ontario, Canada N2L 3G1
519 888 4567
| http://www.scg.uwaterloo.ca

