Mathematician:Henry Ernest Dudeney

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English author and mathematician who specialised in logic puzzles and mathematical games.

Considered one of Britain's foremost creators of mathematical puzzles.




  • Born: 10 April 1857 in Mayfield, Sussex, England
  • Died: 24 April 1930 in Lewes, Sussex, England

Theorems and Definitions

Results named for Henry Ernest Dudeney can be found here.

Definitions of concepts named for Henry Ernest Dudeney can be found here.



  • 1917: Amusements in Mathematics
  • 1925: The World's Best Word Puzzles
  • 1926: Modern Puzzles
  • 1931: Puzzles and Curious Problems (posthumous)
  • A Puzzle-Mine (undated, posthumous)

Notable Quotes

The fact is that our lives are largely spent in solving puzzles; for what is a puzzle but a perplexing question? And from our childhood upwards we are perpetually asking questions or trying to answer them.

Also known as

Henry Ernest Dudeney is more commonly referred to as Harry Dudeney.