SciPy library main repository
An R package for causal inference in time series
A Portable General-Purpose Computer Algebra System
Social Network Analysis and Visualization software
A calculator to work with historical dates and calendars.
Soccer tournament predictions & simulations
Library for optimization using a genetic algorithm or particle swarms
Conquer the world and train your math skills
Sphere surface layers of visual cortex approach maximum info density
A fair attempt at the Keplerian tradition to explore the solar system