Mathos Parser is a math parser, which allows to parse all kinds of expressions, add custom functions, variables, and operators, and define their behaviour.

NCalc is a mathematical expressions evaluator in .NET. NCalc can parse any expression and evaluate the result, including static or dynamic parameters and custom functions.

The SmartMathLibrary brings scientific computing to the .NET platform. It offers an object-oriented API for linear- and nonlinear algebra, calculus, analysis, advanced functions of real, complex, quanternion and octonion numbers, system of equation solving and many more.