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

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Changed an Item: Add constraint
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: cotangent function / rank
 
Normal rank
Property / Symbols used: cotangent function / qualifier
 
Defining formula:

cot z 𝑧 {\displaystyle{\displaystyle\cot\NVar{z}}}

\cot@@{\NVar{z}}
Property / Symbols used: cotangent function / qualifier
 
xml-id: C4.S14.E7.m2aadec

Revision as of 19:25, 1 January 2020

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DLMF:4.42.E11
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    Statements

    cos a cos C = sin a cot b - sin C cot B , 𝑎 𝐶 𝑎 𝑏 𝐶 𝐵 {\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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    cos z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    C4.S14.E2.m2aedec
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    cot z 𝑧 {\displaystyle{\displaystyle\cot\NVar{z}}}
    C4.S14.E7.m2aadec
    0 references