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Linear Algebra Related
Prime Number Spiral
The Prime Number Spiral (a.k.a. the Ulam Spiral) is formed by marking the prime numbers in a spiral arrangement of the natural numbers. This is software is for exploring the Prime Number Spiral.
Factorizer
A program to find prime numbers and pairs of primes, to decompose numbers into their prime constituents, to find all factors of any positive integer up to 2,147,483,645, and to plot Erdos-Kac and Palmen Color histograms.
Rt-Plot
Rt-Plot is a tool to generate Cartesian X/Y-plots from scientific data. You can enter and calculate tabular data. View the changing graphs, including linear and non linear regression, interpolation, differentiation and integration, during entering.
CalculPro
CalculPro will help your elementary school students practice mental arithmetic or to do fractions. Choose addition, subtraction, multiplication, division or fractions for an exercise.
BiScope
BiScope is free educational software that allows you to visually explore the relationship between binary, hexadecimal, octal and decimal numbers. BiScope also serves as a base conversion calculator.