. . "1971Z"^^ . . . . "Paul Pierre L\u00E9vy (15 September 1886 \u2013 15 December 1971) was a French mathematician who was active especially in probability theory, introducing martingale and L\u00E9vy flight. L\u00E9vy processes, L\u00E9vy measures, L\u00E9vy's constant, the L\u00E9vy distribution, the L\u00E9vy skew alpha-stable distribution, the L\u00E9vy area, the L\u00E9vy arcsine law, and the non-fractal L\u00E9vy C curve are also named after him."@en . . . . "1971-12-15Z"^^ . . . "1886-09-15Z"^^ . "1971-09-15Z"^^ . "1886Z"^^ . . "Paul L\u00E9vy"@en . "L\u00E9vy, Paul Pierre"@en . . "FrenchMathematician" . . "L\u00E9vy, Paul"@en . . . . . . . .