Murderous Maths, Notes on everyday life, Simon's sketch book

Some more pictures of Simon’s everyday notes

Simon often drags his sketchbook to bed to “show me the beauty”, just before I would read a bedtime story to him and his sis. Last time he showed me a short proof of why there’re infinitely many primes. He assumed there were finitely many primes first… I think he learned that from James Grime:


Pi from Prime numbers:


Powers of 2: