When1: 1954
When2: 1957
Who: Georg Pólya [Pólya, Georg] or George Pólya [Pólya, George]
What: mathematician
Where: USA
works\ How to solve it [1945]; Mathematics and Plausible Reasoning [1954]
Detail: He lived 1887 to 1985 and studied problem solving and problem-solving heuristics and invented counting formula. Plausibility depends on authority or reliability of information source used to justify proposition, not on probabilities of alternatives. Reasoning-chain plausibility is least-plausible-proposition plausibility.
Mathematical Sciences>Mathematics>History>Algebra
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Date Modified: 2022.0224