Formula:7955

Digital Library of Mathematical Functions ID 23.6.E19

${\displaystyle{\displaystyle e_{2}=\frac{{K^{2}}}{3\omega_{1}^{2}}(k^{2}-{k^{\prime}}^{2}),}}$

Symbols List

• ${\displaystyle{\displaystyle e_{\NVar{j}}}}$:
• ${\displaystyle{\displaystyle K\left(\NVar{k}\right)}}$: Legendre’s complete elliptic integral of the first kind
• ${\displaystyle{\displaystyle\mathbb{L}}}$: lattice
• ${\displaystyle{\displaystyle\omega_{1}}}$: lattice generators
• ${\displaystyle{\displaystyle k}}$: modulus
• ${\displaystyle{\displaystyle k^{\prime}}}$: complementary modulus
 

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