software

python libraries

• Europe mapping software

C libraries

• very_nauty - graph theory software for clique and chromatic number
• mpfs - stochastic lazy exact floating-point arithmetic
• graphlib - low-level graph library
• fps - formal power series library
• xrc - exact real arithmetic in C
• Ode - command line ode solver
• pipemath - shell pipeline data analysis

C and python codes

• portable gui for text corpus searching
• try_iroot.c - algorithm to find the floor of nth root of a positive integer with all-integer arithmetic
• try_vitter_fast_sampling.c - C version of Vitter's fast algorithm to randomly select n out of N objects
• LambertW.c - C code for Lambert W function, principal branch
• LambertW.py - python code for Lambert W function, principal branch
• LambertW1.c - C code for Lambert W function, -1 branch

fun

• pinwheel.py - generate pinwheel aperiodic tiling
• quintic.c - analyse a quintic
• e.c - e=? (by Andrew Conway)
• god.c - bit guesser (with Adrian Stacey)

obsolete

• XR: exact real arithmetic in python and C++ (please use xrc or mpfs instead)
• doubledouble
• dlia - Liapunov exponents of time series
• ode 2.6 - my classic MSDOS ODE solver from 1991 (still works in Windows)