- #3 of PS 1 (Jack and Jill)
- Solutions of problems not available electronically are on reserve in the PMA library (fourth level RLM)
- #2 of PS 4 (satellite)
- #4 of PS 4 -- coming soon
- #2 of Problem Understanding Exercises (sum
of digits divisible by 3 implies integer divisible by 3)

Ambulance problem mentioned in reading for August 31

Poincare's description of his own mathematical creativity. Have you ever had a mathematical idea come to you out of the blue? Or had someone else describe this experience and wish it could happen to you, too? Read the mathematician Henri Poincare's description of how this happens.