DLMF:4.42.E11 (Q1999): Difference between revisions

Revision as of 19:25, 1 January 2020

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Language	Label	Description	Also known as
English	DLMF:4.42.E11	No description defined

{\displaystyle{\displaystyle\cos a\cos C=\sin a\cot b-\sin C\cot B,}}

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DLMF:4.42.E11

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

C4.S14.E2.m2aedec

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@@ Property / Symbols used @@
+cosine function
@@ Property / Symbols used: cosine function / rank @@
+Normal rank
@@ Property / Symbols used: cosine function / qualifier @@
+Defining formula:  ${\displaystyle{\displaystyle\cos\NVar{z}}}$ 
\cos@@{\NVar{z}}
@@ Property / Symbols used: cosine function / qualifier @@
+xml-id: C4.S14.E2.m2aedec