DLMF:22.8.E13 (Q6978): Difference between revisions

From DRMF
Jump to navigation Jump to search
Changed an Item: Add constraint
Changed an Item: Add constraint
Property / Symbols used
 
Property / Symbols used: Q11995 / rank
 
Normal rank
Property / Symbols used: Q11995 / qualifier
 
Defining formula:

v 𝑣 {\displaystyle{\displaystyle v}}

v
Property / Symbols used: Q11995 / qualifier
 
xml-id: C22.S8.XMD5.m1dec

Revision as of 15:04, 2 January 2020

No description defined
Language Label Description Also known as
English
DLMF:22.8.E13
No description defined

    Statements

    sn ( u + v ) = sn 2 u - sn 2 v sn u cn v dn v - sn v cn u dn u , Jacobi-elliptic-sn 𝑢 𝑣 𝑘 Jacobi-elliptic-sn 2 𝑢 𝑘 Jacobi-elliptic-sn 2 𝑣 𝑘 Jacobi-elliptic-sn 𝑢 𝑘 Jacobi-elliptic-cn 𝑣 𝑘 Jacobi-elliptic-dn 𝑣 𝑘 Jacobi-elliptic-sn 𝑣 𝑘 Jacobi-elliptic-cn 𝑢 𝑘 Jacobi-elliptic-dn 𝑢 𝑘 {\displaystyle{\displaystyle\operatorname{sn}(u+v)=\frac{{\operatorname{sn}^{2% }}u-{\operatorname{sn}^{2}}v}{\operatorname{sn}u\operatorname{cn}v% \operatorname{dn}v-\operatorname{sn}v\operatorname{cn}u\operatorname{dn}u},}}
    0 references
    DLMF:22.8.E13
    0 references
    cn ( z , k ) Jacobi-elliptic-cn 𝑧 𝑘 {\displaystyle{\displaystyle\operatorname{cn}\left(\NVar{z},\NVar{k}\right)}}
    C22.S2.E5.m2acdec
    0 references
    dn ( z , k ) Jacobi-elliptic-dn 𝑧 𝑘 {\displaystyle{\displaystyle\operatorname{dn}\left(\NVar{z},\NVar{k}\right)}}
    C22.S2.E6.m2acdec
    0 references
    sn ( z , k ) Jacobi-elliptic-sn 𝑧 𝑘 {\displaystyle{\displaystyle\operatorname{sn}\left(\NVar{z},\NVar{k}\right)}}
    C22.S2.E4.m2acdec
    0 references
    u 𝑢 {\displaystyle{\displaystyle u}}
    C22.S8.XMD4.m1dec
    0 references
    v 𝑣 {\displaystyle{\displaystyle v}}
    C22.S8.XMD5.m1dec
    0 references