mathematical (5 products)

Equation Illustrator V 2.2.9 (Shareware, $29.95)

Equation Illustrator V has been designed to ease the difficult task of combining picture, vector graphics and complicated formatted text such as math equations in electronic and printed documents. A WYSIWYG interface keeps automation to a minimum and allows you to put what you want where you want it.

FNGraph 2.61 (Freeware)

Graphing and analyzing mathematical functions. Customization of graphs and coordinates system appearance. Support for complex syntax, large variety of functions, user-defined variables. Tools for function evaluation, analysis and integration.

Math Scratch 1.0 (Shareware, $39.95)

Math Scratch teaches the mathematical process for addition, subtraction, multiplication, and division of whole numbers. Children will learn to work with one to five numbers, carrying, borrowing, and remainders as they would with pencil and paper. With over 50 unique rules and guidelines created specifically for Math Scratch by experienced educators, children will be able to master skills that they need in the classroom.

SplineCalc 4.3.2 (Shareware, $75)

SplineCalc is multipurpose scientific calculator for implementation of various mathematical operations with maps (grids), data tables, lines, polygons and numbers. You can use arithmetical and logical operations with any above data types. It is possible to specify some surface with usage analytical expression or to load it from data file of various popular formats. After you can calculate first- and second-order partial derivatives, surface area and volume by contour integration with highest precision. Besides arithmetical and logical operations it is possible to carry out union, inversion and subtraction with multiply connected polygons. Any results can be visualized. SplineCalc has the unlimited ability to extend itself with usage your own functions and variables. All expressions can be stored on and loaded from disk as separate project. SplineCalc is powerful, but it is very easy to use. Sixth samples are included which show ample opportunities and high precision of calculations. This software can be usefu

Valgetal Falling Numbers 3.22 (Shareware, $12)

Valgetal has some similarities with a Russian game, but is also something completely new.