National Medal of Science - Mathematics and Computer Science 1987
American mathematician. Proof of Poincare Conjecture in dimension four. One of the greatest achievements in mathematics in this century. Fields Medal, 1986.
Excellent rock climber
Name: Michael Hartley Freednam
Birth: 21 April 1951 Los Angeles, CA USA
Institution when prize awarded: University of California, San Diego
Citation: "For his proof of the Poincare Conjecture in dimension four: a topological four-manifold is homeomorphic to S4 [4th power]. It is homotopy equivalent to S4 [4th power], one of the greatest achievements in mathematics in this century." Presented by President Reagan at a White House Ceremony on June 25, 1987.
Field: Mathematics and Computer Science