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The mathExpr library provides classes to parse and evaluate mathematical expressions.

tool box for the facetedge package

The jgimmick package provides useful swing gadgets: a jog wheel and a timer control panel.

Provides the classes for a facet edge data structure.


Lots of interfaces that describe different domains and functions.


Provides the classes for a halfedge data structure.





The java2dx package extends java2d by connecting java2d functionality with that of other jTEM projects (modelling, numericalMethods, jrworkspace, beans)

mfc provides mathematical foundation classes, e.g., complex numbers, polynomials, 2x2matrices, fractional linear transformations, quaternions.

This package implements numerical methods and algorithms for the evaluation of certain automorphic functions and forms in the context of Schottky uniformization.

The jTEM project beans provides the means to auto generate a GUI to inspect objects that conform to the JavaBeans™ specification.

Software developed in Matheon F1 and continued by SFB DGD A1.
Koebe Polyhedra SIsothermic Minimal Surfaces Conical Minimal Surfaces Alexandrov Polyhedra 
jPETScTao is the name for a Java project, that tries to make a part of the functionality of two numeric libraries PETSc and Tao accessible for Java programs. It utilizes the JNI to achieve that. See

A class library for a 2d Möbius geometry viewer.

The discretegroup package is a metricneutral framework for working with the fundamental groups of 2 and 3dimensional euclidean, hyperbolic, and spherical orbifolds and manifolds, with particular focus on a visualization link to jReality.