------------------------------------------------------------------------------- https://dataswamp.org/~incal/data/numbers.txt 2022-09-10 ------------------------------------------------------------------------------- complex C = ... -3 + 2i, 0, 1 + 3i ... composite 4, 6, 8, 9, 10, 12 ... integers Z = ... -3, -2, -1, 0, 1, 2, 3 ... irrational F = ... \pi, \sqrt{2}, 0.121221222 ... natural N = 1, 2, 3, 4 ... prime P = 2, 3, 5, 7, 11, 13, 17 ... pure 44, 55, 4444, 4554 ... rational Q = -\frac{1}{2}, 0.33333 ... \frac{5}{2}, \frac{11}{10} ... real R = ... -3, -1, 0, \frac{1}{5}, 1.1, \sqrt{2}, 2, 3, \pi ... whole W = 0, 1, 2, 3, 4 ... for i in N: 2^i 1 2 4 8 16 32 64 128 256 512 1024 ... (2^2)^i 1 4 16 64 256 1024 ... ------------------------------------------------------------------------------- https://davenport.libguides.com/math-skills-overview/basic-operations/sets https://www.geeksforgeeks.org/find-the-first-n-pure-numbers/ -------------------------------------------------------------------------------