DLMF:10.49#Ex11

MaRDI QIDQ4405

• Label: DLMF:10.49#Ex11

Digital Library of Mathematical Functions ID 10.49#Ex11

${\displaystyle{\displaystyle{\mathsf{i}^{(2)}_{1}}\left(z\right)=-\frac{\cosh z}{z^{2}}+\frac{\sinh z}{z},}}$

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