Monday, October 28, 2013

Golf balls and a priori knowledge

If a golf ball's dimples are made up of pentagons and hexagons, no matter how many dimples the ball has, twelve of them will be pentagons.


  1. I am told one can further derive ABCT from this.

  2. Replies
    1. No, a real fact! It follows from Eulers graph formula, V - E + F = 2.


Zeno for the computer age

If you wish to better understand Zeno's worry about the continuum, you could do worse than to consider loops in software. Case 1: You...