Formula:7509

Digital Library of Mathematical Functions ID 20.7.E19

${\displaystyle{\displaystyle\theta_{4}\left(2z\middle|2\tau\right)=A\theta_{3}\left(z\middle|\tau\right)\theta_{4}\left(z\middle|\tau\right).}}$

Symbols List

• ${\displaystyle{\displaystyle\theta_{\NVar{j}}\left(\NVar{z}\middle|\NVar{\tau}\right)}}$:
• ${\displaystyle{\displaystyle z}}$: complex
• ${\displaystyle{\displaystyle\tau}}$: lattice parameter
• ${\displaystyle{\displaystyle A}}$: 20.7.E15
 

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