Suppose a standard 8×8 chessboard (or checkerboard) has two diagonally...

Suppose a standard 8×8 chessboard (or checkerboard) has two diagonally...

wikipedia - 21 Oct 2022
Suppose a standard 8×8 chessboard (or checkerboard) has two diagonally opposite corners removed, leaving 62 squares. Is it possible to place 31 dominoes of size 2×1 so as to cover all of these squares?

When the Solution Is on the Doorstep: Better Solving Performance, but Diminished Aha! Experience for Chess Experts on the Mutilated Checkerboard Problem - Bilalić - 2019 - Cognitive Science

Wiley Online Library - 04 Aug 2019
When the Solution Is on the Doorstep: Better Solving Performance, but Diminished Aha! Experience for Chess Experts on the Mutilated Checkerboard Problem - Bilalić - 2019 - Cognitive Science ...

Can you solve Martin Gardner’s best mathematical puzzles?

The Guardian - 21 Oct 2014
Can you solve Martin Gardner’s best mathematical puzzles? ...

Left, ten clauses of PHP3\documentclass[12pt]{minimal}...

researchgate.net - 15 Mar 2021
Left, ten clauses of PHP3\documentclass[12pt]{minimal}... ...

Mutilated chessboard problem