pe_phi_to_mu

Calculates the rectifying latitude from the geographic latitude

Usage syntax

double pe_phi_to_mu (double e2, double phi);

Parameters
e2 Eccentricity squared of the spheroid
phi Geographic latitude (measured in radians) of the point
Description

Rectifying latitude is used to map the spheroid to an auxiliary sphere in such a way that correct distances along the meridians are preserved.

where

Returns

Rectifying latitude (measured in radians) of the point