Coshc function: Difference between revisions

Revision as of 23:03, 19 March 2015

Revision as of 16:52, 21 March 2015

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: <math>\operatorname{Coshc} z \approx \left(z^{-1}+\frac {1}{2}z+\frac {1}{24}z^3+\frac {1}{720}z^5+\frac {1}{40320}z^7+\frac {1}{3628800}z^9+\frac {1}{479001600}z^{11}+\frac {1}{87178291200}z^{13}+O(z^{15}) \right)</math>

==Pade approximation==

<math>{\it Coshc} \left( z \right) ={\frac {23594700729600+11275015752000\,{

z}^{2}[phone]\,{z}^{4}[phone]\,{z}^{6}[phone]\,{z}^{8}}{

147173\,{z}^{9}-39328920\,{z}^{7}[phone]\,{z}^{5}-522334612800\,{z

}^{3}[phone]\,z}}

</math>

==Gallery==