DLMF:4.21.E43 (Q1747): Difference between revisions

Revision as of 17:29, 1 January 2020

No description defined

Language	Label	Description	Also known as
English	DLMF:4.21.E43	No description defined

{\displaystyle{\displaystyle|\tan z|=\left(\frac{\cosh\left(2y\right)-\cos% \left(2x\right)}{\cosh\left(2y\right)+\cos\left(2x\right)}\right)^{1/2}.}}

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{\displaystyle{\displaystyle\cos\NVar{z}}}

C4.S14.E2.m2aaedec

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@@ Property / Symbols used @@
+cosine function
@@ Property / Symbols used: cosine function / rank @@
+Normal rank
@@ Property / Symbols used: cosine function / qualifier @@
+test:  ${\displaystyle{\displaystyle\cos\NVar{z}}}$ 
\cos@@{\NVar{z}}
@@ Property / Symbols used: cosine function / qualifier @@
+xml-id: C4.S14.E2.m2aaedec