azimuthal.equalarea: Lambert azimuthal equal area projection
Description
Lambert azimuthal equal area projection
Usage
azimuthal.equalarea(r, ...)
Arguments
r
2-column Matrix of spherical coordinates of points on
sphere. Column names are phi and lambda.
...
Arguments not used by this projection.
Value
2-column Matrix of Cartesian coordinates of points on polar
projection. Column names should be x and y.
References
http://en.wikipedia.org/wiki/Map_projection,
http://mathworld.wolfram.com/LambertAzimuthalEqual-AreaProjection.html
Fisher, N. I., Lewis, T., and Embleton,
B. J. J. (1987). Statistical analysis of spherical data. Cambridge
University Press, Cambridge, UK.