DLMF:4.21.E7 (Q1709): Difference between revisions

From testwiki
Jump to navigation Jump to search
← Older edit
imported>Admin
imported>Admin
 
Property / Symbols used
 
Property / Symbols used: sine function / rank
 
Normal rank
Property / Symbols used: sine function / qualifier
 
test:

sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}

\sin@@{\NVar{z}}
Property / Symbols used: sine function / qualifier
 
xml-id: C4.S14.E1.m2addec

Latest revision as of 17:25, 1 January 2020

No description defined
Language Label Description Also known as
English
DLMF:4.21.E7
No description defined

    Statements

    test
    sin ⁡ u - sin ⁡ v = 2 ⁢ cos ⁡ ( u + v 2 ) ⁢ sin ⁡ ( u - v 2 ) , 𝑢 𝑣 2 𝑢 𝑣 2 𝑢 𝑣 2 {\displaystyle{\displaystyle\sin u-\sin v=2\cos\left(\frac{u+v}{2}\right)\sin% \left(\frac{u-v}{2}\right),}}
    0 references
    DLMF id
    DLMF:4.21.E7
    0 references
    Symbols used
    cosine function
    test
    cos ⁡ z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    xml-id
    C4.S14.E2.m2addec
    0 references
    sine function
    test
    sin ⁡ z 𝑧 {\displaystyle{\displaystyle\sin\NVar{z}}}
    xml-id
    C4.S14.E1.m2addec
    0 references
     
      Retrieved from "https://lct.wmflabs.org/w/index.php?title=Item:Q1709&oldid=8019"