See:
Description

Packages

de.jtem.java2dx
de.jtem.java2dx.beans
de.jtem.java2dx.modelling
de.jtem.java2dx.numerical
de.jtem.java2dx.plugin
de.jtem.java2dx.plugin.icon

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