spheroid_prime_vertical_radius_of_curvature()

static double spheroid_prime_vertical_radius_of_curvature ( double  latitude, const SPHEROID *  spheroid  )

inlinestatic

Definition at line 415 of file lwspheroid.c.

References SPHEROID::a, SPHEROID::e_sq, and POW2.

Referenced by spheroid_parallel_arc_length().

{
        return spheroid->a / (sqrt(1.0 - spheroid->e_sq * POW2(sin(latitude))));
}

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