DLMF:10.49#Ex19

MaRDI QIDQ4414

• Label: DLMF:10.49#Ex19

Digital Library of Mathematical Functions ID 10.49#Ex19

${\displaystyle{\displaystyle{\mathsf{i}^{(2)}_{n}}\left(z\right)=z^{n}\left(\frac{1}{z}\frac{\mathrm{d}}{\mathrm{d}z}\right)^{n}\frac{\cosh z}{z}.}}$

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