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Mar
7
answered How many ways can $n$ adults, $k_1$ boys and $k_2$ girls be seated in a line such that no two children of the same sex sit next to each other?
Mar
5
answered Mollweide's formula : A proof
Feb
29
answered How do you solve this simple logarithm problem?
Feb
21
answered What is the minimum number of friends Sally can have if she can invite a different group of friends to her house every night for a year?
Feb
14
answered What's the expected value in this jackpot winning experiment.
Feb
14
answered Probability of getting a pair in Texas Hold'em poker
Feb
4
answered Optimization Puzzle
Feb
1
answered How to compute Shannon information?
Jan
31
answered Perfect Squares ending in 576
Jan
13
answered Is there an efficient algorithm to find a length maximizing combination?
Jan
9
answered Numerically Efficient Approximation of cos(s)
Jan
2
answered Finding an appropriate axis of rotation for two points such that they can be rotated and translated to overlay a given line
Dec
17
answered Approximate $n$ grade Bézier through cubic and/or quadratic Bézier curves
Dec
9
answered How to go from Fermat’s little theorem to Euler’s theorem thought Ivory’s demonstration?
Nov
23
answered Greedy Algorithm Proof
Nov
14
answered How can two horizontal forces acting at one point be at right angles?
Nov
12
answered Probability of Misleading Fingerprints
Nov
10
answered Conflicting Node Matching Problem
Oct
26
answered The tricky time complexity of the permutation generator
Oct
20
answered Is there any good reason for a programmer to study geometry?