Calculation of Derivative.

Keyword

Derivative,Hyperbolic secant curve.

Reference

[1]:オーム社編:『機械工学公式集』,オーム社,pp.20,1960.

Remarks

・LaTeX: \frac{d}{dx}\textup{sech}\, x=-\textup{sech}\, x\textup{tanh}\,x\; , \textup{sech}\, x=\frac{1}{\textup{cosh}\, x}\; ,\textup{tanh}\, x=\frac{\textup{sinh}\,x}{\textup{cosh\,x}}
・Making above Equation Image is powered by CODECOGS

History

・2010/02/26:Upload.