David Joyce, Professor of Mathematics at Clark University and
Jeremy Bulow, Professor of Economics, GSB at Stanford University
Pythagoras, for its beauty, and because it reminds me of the great Jacob Bronowski.
(In case anyone does not 'get' it: The total area of white does not change as the coloured triangles move within the large square, so the large white area equals the total of the two smaller ones. The three areas are quadrilaterals, with the correct length of sides and t...(more)