. . . . . . . . . . . . . . . . . . . . . . . . . . . "D. Evans" . . . . . . . . . . . . "David Evans" . . "David V. Evans" . . "1940-10-27" . . . . . "1940" . . . . "David Evans (mathematician)" . . . . "David Evans (mathematician)" . . . .