"1998-12-11Z"^^ . . . . . . . "Lichnerowicz, Andre"@en . "1998Z"^^ . . . . . . "Andr\u00E9 Lichnerowicz"@en . . . . "1915Z"^^ . . . . . "1915-01-21Z"^^ . "Andr\u00E9 Lichnerowicz (January 21, 1915 \u2013 December 11, 1998) was a noted French differential geometer and mathematical physicist of Polish descent."@en . "French mathematical physicist" .