Formula:7590

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Digital Library of Mathematical Functions ID 21.6.E8

ΞΈ ⁒ [ 𝜢 𝜸 ] ⁑ ( 𝐳 1 | 𝛀 ) ⁒ ΞΈ ⁒ [ 𝜷 𝜹 ] ⁑ ( 𝐳 2 | 𝛀 ) = βˆ‘ 𝝂 ∈ β„€ g / ( 2 ⁒ β„€ g ) ΞΈ ⁒ [ 1 2 ⁒ [ 𝜢 + 𝜷 + 𝝂 ] 𝜸 + 𝜹 ] ⁑ ( 𝐳 1 + 𝐳 2 | 2 ⁒ 𝛀 ) ⁒ ΞΈ ⁒ [ 1 2 ⁒ [ 𝜢 - 𝜷 + 𝝂 ] 𝜸 - 𝜹 ] ⁑ ( 𝐳 1 - 𝐳 2 | 2 ⁒ 𝛀 ) . Riemann-theta-characterstics 𝜢 𝜸 subscript 𝐳 1 𝛀 Riemann-theta-characterstics 𝜷 𝜹 subscript 𝐳 2 𝛀 subscript 𝝂 𝑔 2 𝑔 Riemann-theta-characterstics 1 2 delimited-[] 𝜢 𝜷 𝝂 𝜸 𝜹 subscript 𝐳 1 subscript 𝐳 2 2 𝛀 Riemann-theta-characterstics 1 2 delimited-[] 𝜢 𝜷 𝝂 𝜸 𝜹 subscript 𝐳 1 subscript 𝐳 2 2 𝛀 {\displaystyle{\displaystyle\theta\genfrac{[}{]}{0.0pt}{}{\boldsymbol{{\alpha}% }}{\boldsymbol{{\gamma}}}\left(\mathbf{z}_{1}\middle|\boldsymbol{{\Omega}}% \right)\theta\genfrac{[}{]}{0.0pt}{}{\boldsymbol{{\beta}}}{\boldsymbol{{\delta% }}}\left(\mathbf{z}_{2}\middle|\boldsymbol{{\Omega}}\right)=\sum_{\boldsymbol{% {\nu}}\in{\mathbb{Z}^{g}}/\left(2{\mathbb{Z}^{g}}\right)}\theta\genfrac{[}{]}{% 0.0pt}{}{\frac{1}{2}[\boldsymbol{{\alpha}}+\boldsymbol{{\beta}}+\boldsymbol{{% \nu}}]}{\boldsymbol{{\gamma}}+\boldsymbol{{\delta}}}\left(\mathbf{z}_{1}+% \mathbf{z}_{2}\middle|2\boldsymbol{{\Omega}}\right)\*\theta\genfrac{[}{]}{0.0% pt}{}{\frac{1}{2}[\boldsymbol{{\alpha}}-\boldsymbol{{\beta}}+\boldsymbol{{\nu}% }]}{\boldsymbol{{\gamma}}-\boldsymbol{{\delta}}}\left(\mathbf{z}_{1}-\mathbf{z% }_{2}\middle|2\boldsymbol{{\Omega}}\right).}}


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