Archive for June 20th, 2018

June 20, 2018

Crossword puzzles

by Neil Rickert

This post is not about how to solve a crossword puzzle.  It’s about what we can learn about truth by looking at those puzzles.

Let’s suppose that you have been working on a crossword puzzle.  And you think you have it solved.  So how can you tell whether you have the correct solution?  That is the question that I wish to examine.  And since “correct” is closely related to “true”, it is a question about truth.

Sudoku puzzles

Before looking more closely at crossword puzzles, let’s take a quick peek at Sudoku puzzles.  They make a good contrast with crossword puzzles.

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