Factor $p$ (Mie1905)

Factor $p_{Mie}$ for the calculation of the geometric factor for multi-core cables according to Gustav Mie, 'Das Problem der Wärmeleitung in einem verseilten electrischen Kabel', 1905.

Symbol
$p_{Mie}$
Formulae
$\frac{1+\alpha_p \beta_p+\sqrt{\left(1-{\alpha_p}^2\right) \left(1-{\beta_p}^2\right)}}{\alpha_p+\beta_p}$
Related
Used in