Freeware - Maths

Scilab

OpenSource

Program for science, mathematics and engineering. The Analogue Of Matlab. Among the main features - drawing of various graphs and charts.

SMath Studio

Freeware

A free mathematical package with a graphical interface for computing mathematical expressions, and constructing two-dimensional and three-dimensional graphs. Supports work with matrices, vectors, complex numbers, fractions and algebraic systems. Convenient, graphic (as on paper) interface and rich computing features of the program are well combined with a decent number of settings and automatic modes. The program also has a built-informative mathematical Handbook.

RedCrab Calculator

Freeware

Mathematics software with fullscreen editor for the free placement of algebraic formulas on the worksheet in mathematical notation.

Results can be displayed in different numeric formats and in diagrams. Images and texts can be inserted.

RedCrab worksheets are also suitable for presentations.

The freeware contains about 70 functions for technical and scientific calculation of individual values and data fields.