. . "Pierre Louis Couffignal, n\u00E9 le 16 mars 1902 \u00E0 Monflanquin (Lot-et-Garonne) et mort le 4 juillet 1966 \u00E0 Paris, est un math\u00E9maticien et cybern\u00E9ticien fran\u00E7ais."@fr . . . . "1836048"^^ . . "2793"^^ . . . "1110489151"^^ . . . . . . . . . "Pierre Louis Couffignal, n\u00E9 le 16 mars 1902 \u00E0 Monflanquin (Lot-et-Garonne) et mort le 4 juillet 1966 \u00E0 Paris, est un math\u00E9maticien et cybern\u00E9ticien fran\u00E7ais."@fr . . . . . "Louis Couffignal"@fr . . . "Louis Pierre Couffignal (16 March 1902 \u2013 4 July 1966) was a French mathematician and cybernetics pioneer, born in Monflanquin. He taught in schools in the southwest of Brittany, then at the naval academy and, eventually, at the Buffon School."@en . "Louis Pierre Couffignal (16 March 1902 \u2013 4 July 1966) was a French mathematician and cybernetics pioneer, born in Monflanquin. He taught in schools in the southwest of Brittany, then at the naval academy and, eventually, at the Buffon School."@en . . . . . . . . . . . . . . . . . . . . . . . . . . . "Louis Couffignal"@en . . . .