. . . "1879" . "1955-05-11" . . . "Nikolay Krylov (mathematician, born 1879)" . . . . . . . . . . . . . . . . . . . . . . . . . . . "Nikolay Krylov (mathematician, born 1879)" . . . . . . . . . . . . . . "1955" . "Nikolay Krylov" . . . . . .