#include <math.h>
#include <grass/gis.h>
#include "pi.h"
Go to the source code of this file.
Function Documentation
meridional radius of curvature
Returns the meridional radius of curvature at a given longitude: 
- Parameters:
-
- Returns:
- double
Definition at line 73 of file radii.c.
References Radians.
radius of conformal tangent sphere
Returns the radius of the conformal sphere tangent to ellipsoid at a given longitude: 
- Parameters:
-
- Returns:
- double
Definition at line 130 of file radii.c.
References Radians.
transverse radius of curvature
Returns the transverse radius of curvature at a given longitude: 
- Parameters:
-
- Returns:
- double
Definition at line 102 of file radii.c.
References Radians.