libdspl-2.0 is opensource cross-platform digital signal processing algorithm library, written in C language.

A pure-C math library with a great variety of mathematical functions. Seeks to be close to C89/C90 compliant for portability.

Some useful DSP and Math functions focusing on embedded systems

CLI Swiss-Knife Math Tool for Students. Go Beyond Calculators.

Projeto na área de calculo numérico para o obtenção de raízes entre intervalos fechados em funções continuas.

Lisp Implementations of many simple and complex math functions. Only functional programming approach