Definition:Hyperbolic Function/Historical Note
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Historical Note on Hyperbolic Function
The hyperbolic functions are so called because of their ability to be used to generate the parametric form of the equation of the hyperbola:
\(\ds x\) | \(=\) | \(\ds a \cosh \theta\) | ||||||||||||
\(\ds y\) | \(=\) | \(\ds b \sinh \theta\) |
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): hyperbolic functions
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): hyperbolic functions
- 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): hyperbolic function