“Never was his remarkable memory more useful than when he could see mathematics only in his mind's eye.” — William Dunham Copy Share Image
“To this day the existence of odd perfect numbers remains unsolved.” — William Dunham Copy Share Image
“Never was his remarkable memory more useful than when he could see mathematics only in his mind's eye.” — William Dunham Copy Share Image
“In his eulogy, the Marquis de Condorcet observed that whosoever pursues mathematics in the future will be "guided and sustained by the genius of… — William Dunham Copy Share Image
“That this blind and aging man forged ahead with such gusto is a remarkable lesson, a tale for the ages. Euler's courage, determination, and… — William Dunham Copy Share Image
