by RICHARD BELLMAN.
by G A KERKUT.
by R C MACKENZIE.
by ZDENEK KOPAL.
by WILLIAM F AMES.
by T SWAIN.
by STUART J COWARD.
by SOW-HSIN CHEN.
by SIDNEY W FOX.
by ROBERT M L BAKER.
by RICHARD VON MISES.
by RICHARD D SCHAFER.
by R N PERHAM.
by PAUL COLDBERG.
by LESTER PACKER.
by L FISHBEIN.
by KINSELL L COULSON.
by JOHN F RANDOLPH.
by JERRY B MARION.
by JAMES L ANDERSON.
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