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• 15:16, 28 September 2026 Loader3229 talk contribs created page Placid Platypus (Created page with "The '''Placid Platypus''' function <math>PP(n)</math> <ref>James Harland. [https://dl.acm.org/doi/pdf/10.5555/1151785.1151794 The Busy Beaver, the Placid Platypus and other Crazy Creatures]. 2006.</ref> is the minimal number of states of 2-symbol Turing machines that print exactly n ones when halt. <math> PP(n) \leq n </math>, because you can print each 1 in a state. Also if <math> n > \Sigma(m)</math>, then <math> PP(n) > m </math>. == References == <references /> ...")