Recreational Mathematics
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[(Up)](../../README.md#topics) | _See also: [Mathematics](../Mathematics/README.md#mathematics)_

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### Web resources

[integration - \"Integral Milking:\" Does anyone else do this? - Mathematics Stack Exchange](https://math.stackexchange.com/questions/2821112/integral-milking-does-anyone-else-do-this) ★

[Five Points in Square Lattice](https://www.cut-the-knot.org/pigeonhole/grid_mid.shtml) ★

[SOLUTION: Suppose 5 points with integer coordinates are chosen at random from the xy-coordinate system.](https://www.algebra.com/algebra/homework/coordinate/word/Linear_Equations_And_Systems_Word_Problems.faq.question.27929.html)


### Repositories

[edpegg/CutTheKnot-Java: Java code from https://www.cut-the-knot.org/ written by Alexander Bogomolny](https://github.com/edpegg/CutTheKnot-Java) ★

[ghewgill/puzzles: Simon Tatham's Portable Puzzle Collection](https://github.com/ghewgill/puzzles) ★


### Papers

[Finiteness in the Card Game of War](https://arxiv.org/abs/1007.1371) ★

[Fusible numbers and Peano Arithmetic](https://arxiv.org/abs/2003.14342) ★


### Books

Mathematical Circus (online @ [archive.org](https://archive.org/details/B-001-018-093), [archive.org](https://archive.org/details/mathematical-circus)) (borrow @ [archive.org](https://archive.org/details/mathematicalcirc00gard), [archive.org](https://archive.org/details/mathematicalcirc0000mart), [archive.org](https://archive.org/details/mathematicalcirc0000gard)) ★