Pythagorean Triangle/Examples/3-4-5/Historical Note

Historical Note on $3-4-5$ Triangle

To the Pythagoreans, the $3-4-5$ triangle had particular significance: the sides of lengths $3$ and $4$ denoted the male and female principles, while the hypotenuse of length $5$ denoted their offspring.


Sources

  • 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $5$
  • 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $5$
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