Ever since Martin Gardner passed away in 2012, his fans have held an annual gathering in various places each year; our local gathering is the one at Stanford, organized by Stan Isaacs. It wasn’t in one of the few places I know on the Stanford campus (such as the art museum, the math building, or…
Month: October 2012
Who is Bob Henderson?
Last year, Neil decided he wanted to design the world’s most difficult 4 x 5 sliding block puzzle. To that end, he wrote a program to design sliding block puzzles, which he called SBP. You can get all the technical details of the program, and the puzzles he built, on Neil’s blog. We also discovered,…