DLMF:20.2.E4 (Q6744)

From DRMF
Revision as of 14:28, 2 January 2020 by Admin (talk | contribs) (‎Changed an Item: Add constraint)
Jump to navigation Jump to search
No description defined
Language Label Description Also known as
English
DLMF:20.2.E4
No description defined

    Statements

    Defining formula
    θ 4 ⁡ ( z | τ ) = θ 4 ⁡ ( z , q ) = 1 + 2 ⁢ ∑ n = 1 ∞ ( - 1 ) n ⁢ q n 2 ⁢ cos ⁡ ( 2 ⁢ n ⁢ z ) . Jacobi-theta-tau 4 𝑧 𝜏 Jacobi-theta 4 𝑧 𝑞 1 2 superscript subscript 𝑛 1 superscript 1 𝑛 superscript 𝑞 superscript 𝑛 2 2 𝑛 𝑧 {\displaystyle{\displaystyle\theta_{4}\left(z\middle|\tau\right)=\theta_{4}% \left(z,q\right)=1+2\sum\limits_{n=1}^{\infty}(-1)^{n}q^{n^{2}}\cos\left(2nz% \right).}}
    0 references
    DLMF id
    DLMF:20.2.E4
    0 references
    Symbols used
    Q11945
    Defining formula
    θ j ⁡ ( z , q ) Jacobi-theta 𝑗 𝑧 𝑞 {\displaystyle{\displaystyle\theta_{\NVar{j}}\left(\NVar{z},\NVar{q}\right)}}
    xml-id
    C20.S2.SS1.m2acdec
    0 references
    Q11946
    Defining formula
    θ j ⁡ ( z | τ ) Jacobi-theta-tau 𝑗 𝑧 𝜏 {\displaystyle{\displaystyle\theta_{\NVar{j}}\left(\NVar{z}\middle|\NVar{\tau}% \right)}}
    xml-id
    C20.S2.SS1.m1acdec
    0 references
    cosine function
    Defining formula
    cos ⁡ z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    xml-id
    C4.S14.E2.m2abdec
    0 references
    Q11947
    Defining formula
    n 𝑛 {\displaystyle{\displaystyle n}}
    xml-id
    C20.S1.XMD2.m1cdec
    0 references
    Q11948
    Defining formula
    z 𝑧 {\displaystyle{\displaystyle z}}
    xml-id
    C20.S1.XMD3.m1cdec
    0 references
    Q11949
    Defining formula
    τ 𝜏 {\displaystyle{\displaystyle\tau}}
    xml-id
    C20.S1.XMD4.m1cdec
    0 references
     
        Retrieved from "https://drmf-beta.wmflabs.org/index.php?title=Item:Q6744&oldid=47512"