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Hyperbolic Pythagorean identity (English)

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Definition (advanced level)

An identity similar to an ordinary Pythagorean identity (a²+b²=c²) but involving hyperbolic functions.

Relations

broader:: (en) Hyperbolic identity
narrower:: (en) cosh squared minus sinh squared; (en) coth squared minus one; (en) One minus tanh squared
references:: (en) Pythagorean identity

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