CurveFitter performs regression analysis to estimate values of parameters.
ScienCalc is a convenient and powerful scientific calculator.
MultiplexCalc is a multipurpose and comprehensive desktop calculator for Windows
DesktopCalc is an enhanced, easy-to-use and powerful scientific calculator
EqPlot plots 2D graphs from complex equations.
Electricity, Magnetism and Sound unit-converter for Windows
Generate number or word combinations according to certain specifications
For factoring integers, finding primes and generating the prime number spiral.
Free
Practice arithmetic skills, for kids and professionals
Robotic Arm Movement program; finds angles ... came from NASA.