"Poincar\u00E9 conjecture" . . . . . . "Poincar\u00E9 conjecture#Ricci flow with surgery" . . . "Poincar\u00E9 conjecture, 1904" . . . . . "Poincar\u00E9 conjecture" . . . . . . . . "Solution of the Poincar\u00E9 conjecture" . . . . . . . . . . . . "''lassoing the sphere''" .