a powerful, easy-to-use, equation plotter with numerical and calculus features. Graph Cartesian functions, relations, and inequalities, plus polar, parametric, and ordinary differential equations. Numerically solve and graphically display tangent lines and integrals. Find critical points, solutions to equations, and intersections between Cartesian functions. For students and teachers from high-school algebra through college calculus.

Calc 3D is a collection of mathematical tools for highschool and university. The calculator can do statistics, best fits, function plotting, integration. It handles vectors, matrices, complex numbers, coordinates, regular polygons and intersections. For objects ( like point, line, plane and sphere) distances and intersections are calculated. Cartesian, spherical and cylindrical coordinates can be transformed into each other.

Gomoku is simple and addictive ancient Asia's game, roots of gomoku go back as far as many thousands of years. Game is played between two opponents on a board. The winner of the game is the player who will be first to attain five and in a row.

Sheet Lightning is a specialised engineering 2D/3D CAD System for creating and unfolding sheet metal designs for fabrication or manufacture. It handles everything from simple cylinders, cones, rectangular ducts and ovals, to adapters, adapting any of these section types, interections and multi-intersections between of any of these types to any level of complexity.

Gomoku is simple and addictive ancient Asia's game, roots of gomoku go back as far as many thousands of years. Game is played between two opponents on a board. The winner of the game is the player who will be first to attain five and in a row.

Renju is simple and addictive ancient Asia's game, roots of renju go back as far as many thousands of years. Game is played between two opponents on a board. Black (the player with the black stones) can not make an overline, a double-four or a double-three. The winner of the game is the player who will be first to attain five and in a row. xRenju allows play renju with Black Choice and opportunity to White change sides after third move.

EconoModeler is an Intuitively-Easy-To-Use software dealing with Analytic Geometry for Mathematical Economics and Management applications. EconoModeler can be used as a Virtual Laboratory that very quickly and very easily generates Plane Analytic Geometry objects like Points, straight lines, Circumferences, Parabolas, Ellipses, Hyperbolas, Circular Arcs, Lines between two points, etc, to be applied on Economic Modeling and in Management.

Renju is simple and addictive ancient Asia's game, roots of renju go back as far as many thousands of years. Game is played between two opponents on a board. Black (the player with the black stones) can not make an overline, a double-four or a double-three. The winner of the game is the player who will be first to attain five and in a row. xRenju allows play renju with Black Choice and opportunity to White change sides after third move.

Powerful but easy-to-use graphing, curve fitting and calculating software. Graphs Cartesian, polar and parametric functions, graphs of tables, implicit functions, inequalities and slope fields. Up to 100 graphs in one window. Calculus features: regression analysis, intersections, derivatives, tangents, normals and more. The program has printing capabilities, multi-document interface, customizable toolbars.

Renju World is a fresh replica of the old popular TicTacToe game! In this two-player game your golas is to create a line of 5 stones on a square grid. The game is a draw if there is no enough spare grid squares to complete a row of 5 stones as a direct line. Two players move stones of their chosen colors. The winner of the game is the player who will be first to attain five in a row. Game requires attention and smartness!

Calc3D is a calculator for 3-dimensional vectors, matrices, complex numbers, quaternions. For objects ( like point, line, plane and sphere) distances, intersections, volume, area of squeres, area of a triangle can be calculated. Cartesian coordinates, spherical coordinates und cylindrical coordinates can be transformed into each other. (5 languages)

Orneta Go is the classic game of Go for your Windows Mobile based Smartphone. The game of Go was originally created in China between 3,000 and 4,000 years ago. Go is the oldest game that is still played in its original form. The game is still played by millions in Asia, as well as the rest of the world. Now you can play Go directly upon your Windows Mobile based Smartphone.