David's
Math
Pages

last
update:

10-07-2021


David E. Dirkse

Welcome at DavData, the website for:

board games, puzzles, math, freeware and Delphi programming

Delphi Information
new
15-puzzle program generate puzzles, find strategies
painting a cat's eye indicator
geometry problem (29)
The flippo problem calculate probability of a complete series
a short course in combinatorics
a magic triangle
4 new algebra problems


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