1)   Matrix Inverse Calculator 1.0
This program uses the complicated Gauss-Jordan elimination method to find the inverse of any square matrix. You simply choose your matrix's dimensions, then enter the elements of the matrix you want inverted and press Enter.

 2)   Linear Algebra 2
Performs computations associated with matrices: Solves systems of linear equations, finds sum, difference, product, determinant, trace, inverse, adjoint, transpose, eigenvalues, eigenvectors, LU factors, QR factors, tests for definiteness, etc.

 3)   Math Logic 4.0
Math Logic 4.0 is a Math Lesson Plans software for children that is an integral component of math lesson plans. Math Logic is a fun and straightforward computerized method of learning and solving math problems for students.

 4)   MultyGraphiX 1.0
MultyGraphix designed to plot any mathematical 2D and 3D, explicit and parametric functions. It's allow to plot function in the Cartesian, polar, cylindrical and spherical systems of coordinates. It's useful for educators, and students.

 5)   Free Permutation Program 1.0
The free program Permutation reorders the elements in the sequence. This program generates all possible arrangements for example, if the user enters the word “asd”, program will display all possible variants ads, asd, das, dsa, sad, sda.

 6)   SurfX3D 1.0
Surface Explorer 3D plots mathematical surfaces in 3D. User defined surface equations can be explicit, implicit, or parametric. Surface color equations specified by user. Export to clipboard, VRML, POV, DXF, printer. C++ source code included. Free.

 7)   Mathematics Worksheet Factory 3.0.2178
Produce over 60 mathematics worksheet activities to advance skills in number operations, number concepts, fractions, numeration, time, measurement, money, problem solving and more.

 8)   Math Mechanixs 1.1.0.1
Math Mechanixs is a general purpose math program with a Math Editor for solving mathematical problems and taking notes, extensive Function Library and Function Solver, 2D & 3D Graphing, and a Calculus Utility with integration and differentiation.

 9)   Engineering Power Tools 1.9.8
ENGINEERING POWER TOOLS solves a wide variety of common engineering problems quickly and easily. Over 70 programs and data tables integrated into one easy-to-use package. Categories include Math, HVAC, Mechanical, Electrical, Materials & Structural.

 10)   EMSolution Trigonometry short 3.0
84102 trigonometric problems from basic to advanced with fully explained solutions, related math theory and easy-to-use test preparation options

 11)   Galactic Geometry 3D 1.6
Calculate volume and surface area to blast away rocks and save your space ship! Galactic Geometry is an engaging 3D environment for learning about geometric figures and their equations. Students practice math with vivid animation and sound.

 12)   jformula 3.0
JFormula is a java library for evaluating various mathematical expressions. User can evaluate instantly a string setting variables, adding its own functions or operators. There's 30 default operators and 24 mathematical functions.

 13)   SciWriter 2.0.16.0
SciWriter is an XML based WYSIWYM word processor that completely integrates writing mathematics and text in the same environment. The native document format of soft4science SciWriter is a subset of XHTML 1.1 and MathML 2.0

 14)   FindGraph 2.22
FindGraph is a graphing, curve-fitting, and digitizing tool for engineers, scientists and business. Discover the model that best describes your data.

 15)   Fornux PowerCalc-GX Student Edition 4.0
Compute 60 digits precision calculations, render beautiful 2D/3D graphics and histogram/scatter plot quickly with smart formatting, trace your graphic coordinates and send professional reports in seconds.

 16)   SplineCalc 4.3.2
SplineCalc is multipurpose scientific calculator for implementation of various mathematical operations with maps (grids), data tables, lines, polygons (including multiply connected) and numbers. It can be useful for hard scientist or Surfer users.

 17)   Equation Illustrator V 2.2.9
Equation Illustrator V is designed to ease the production of single page handout type documents and web graphics that include math/chemical equations simple vector graphics and pictures.

 18)   Brainiversity 1.02r
Brainiversity is a brain training game designed to stimulate your brain with 16 different activities covering Language, Memory, Math and Analysis. Record your daily workouts and compare your results with other users on the same computer.

 19)   Prime Number Calculator 4.6.1
Calculate the prime numbers between two limits. It uses a deterministic test and uses the Sieve of Eratophenes logic. Recommended on The Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. 99¢ only.

 20)   AstroGrav (Windows) 1.2.2
A software program that allows you to study how astronomical objects move and interact under the force of gravity. It features superb interactive 3D graphics which allow you to move around within an astronomical system, while watching how it evolves.