See also:

• Blog Topics
• Pre Blog Notes
• Colins Blog Before 2007
• Colins Blog 2007

The Big List

• Time Complexity <- Underway
  • ... and I should return to it.
    
    
    
• Brouwer's Fixed Point Theorem
• People aren't lazy, they just stop reading quickly
• Explaining NULL, remembering the dominant chatter.
• Farrago diagram
• Non-repeating can be created, hence transcendentals
  • Proving a specific individual number to be T is hard
  • But nearly everything (in a technical sense) is T.
• Blackjack
• Hexagons
• Signal reflection
• Overhead line damage, catching all the greens, be careful of how scathing you may be.
• Companies are sociopaths
• Puzzle World vs Crypto World
• Big-Oh and Complexity
• Integer sequence
• The tr bug
• AMPS
• D3 Rant
• 10^e -> e
• 3 cubes and the optimiser
• What are complex numbers?
  • Completion of Q^2
  • Can't have multiplication in R^3
• Complex numbers for fun and profit
  • A+B=C in three squares
  • Gamow's Treasure puzzle
  • Folding the napkin
  • Napolean's Propellor
  • ... more?
• An elevator pitch for Group Theory
  • Integers with addition
  • Positive rationals with multiplication
  • Non-zero rationals with multiplication
  • Symmetries of a die
  • Permutations
• How many sides has a circle?
• Can you ever see the Moon's terminator as a vertical straight line?
  • Bonus points: Horizontal
• Continuous at irrationals, discontinuous at rationals
• Thirteen piles of four
• Every bi-coloured complete infinite graph has a mono-chromatic infinite sub-graph
• The three cubes in a fish pond problem
• Maths in a Twist
  • The Real Projective Plane
  • The Cross-Cap
  • Different embeddings of the Klein Bottle
• Pythagoras and the Napkin Ring
• Necessary vs Sufficient
  • (I did an MEI talk on that - wonder where it is)
• Monty Hall
  • What if opening the other door is random?
  • What if Monty only opens a door if you have the prize?
  • What about variants of numbers chosen?
  • Monty Hall Variant

Quotation from Tim Berners-Lee