LeoCalculator 3.5

LeoCalculator is an application for performing calculation of mathematical expressions these could include not only basic operations but also functions and brackets. LeoCalculator also permits to use of predefined variables.

Archim 2.0

Archim is a program for drawing the graphs of all kinds of functions. You can define a graph explicitly and parametrically, in polar and spherical coordinates, on a plane and in space (surface). Archim will be useful for teachers and students.