CalculiX examples by Prof. Martin Kraska from Brandenburg University of Applied Sciences. Excellent starting point to master parametric modelling with CGX and CCX.

This is a VBA library of basic algorithms commonly used in data analysis.

Collection of fixed-step IVP solvers. Includes support for matrix-valued IVPs, and provides functions for generating IVP solver equations.

MATLAB

Thermochemistry of gas mixture

Create, manipulate and convert representations of position and orientation in 2D or 3D using Python

Modified Nodal Analysis by using MATLAB

An easy-to-use MATLAB tool for SPICE netlist simulation

A pure PHP library for reading and writing spreadsheet files