When1: 1829
When2: 1851
Who: Joseph Liouville [Liouville, Joseph]
What: mathematician
Where: Paris, France
works\ Journal of Pure and Applied Mathematics [1836]
Detail: He lived 1809 to 1882 and invented Sturm-Liouville theory [1829 and 1837] and transcendental numbers [1851]. Phase-space region volume is constant for Hamiltonian equation {Liouville's theorem, Liouville}, but volumes spread into larger space, leaving empty spaces.
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Date Modified: 2022.0224