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Hyperbolic trigonometric functions (view source)
Revision as of 13:34, December 9, 2008
, 13:34, December 9, 2008pics
*Hyperbolic secant: <math>sech(x) = \frac{1}{cosh(x)} = \frac{2}{e^x + e^{-x}}</math>
*Hyperbolic secant: <math>sech(x) = \frac{1}{cosh(x)} = \frac{2}{e^x + e^{-x}}</math>
*Hyperbolic cotangent: <math>coth(x) = \frac{cosh(x)}{sinh(x)} = \frac{e^x + e^{-x}}{e^x - e^{-x}}</math>
*Hyperbolic cotangent: <math>coth(x) = \frac{cosh(x)}{sinh(x)} = \frac{e^x + e^{-x}}{e^x - e^{-x}}</math>
{| class="wikitable"
|-
|<!--column1-->[[Image:Sinh-cosh.png]]
|<!--column2-->[[Image:Tanh-coth.png]]
|-
|<!--column1-->sinh and cosh
|<!--column2-->tanh and coth
|}<!--end wikitable-->
[[Category:Mathematics]]
[[Category:Mathematics]]