National Science Foundation

National Curve Bank

Math on the Web

Beckman Institute

Thoughts from the Archive

Thought  1    Liu Hui
Thought  2    Ancient Greek Numbers
Thought  3    Vulgar Fractions
Thought  4    Chinese Vase and Math
Thought  5    Greenwich Observatory
Thought  6    Printed Money in the Colonies
Thought  7    Proclus
Thought  8    John von Neumann
Thought  9    Topology
Thought 10   Bourbaki André Weil and Paul Halmos
Thought 11   Logic and Alice
Thought 15   Halmos on "iff"
Thought 16   Shanghai Library's "Nine Chapters"
Thought 17   Florence Nightengale
Thought 18   Galileo's Villa
Thought 19   Metochion in Jerusalem
Thought 20   Châtelet
Thought 21   Abel and the Abel Prize
Thought 22   Memorizing π 3.1415926....
Thought 23   Liu Hui in Translation
Thought 24   Math in Nature
Thought 25   Leonardo da Vinci
Thought 26   Vatican Library
Thought 27   Laurentian Library
Thought 28   Bragg's Quote
Thought 29   How old is the name "scientist?"
Thought 30   Penrose at Wadham
Thought 31   Birkhoff: Harvard vs. Princeton
Thought 32   On "Shoulders of Giants"
Thought 33   Weizmann Inst. of Science, Israel
Thought 34   Magic Squares
Thought 35   Baseball
Thought 36   Beast Number - 666