NAME

GIS::Distance::Fast::GreatCircle - C implementation of GIS::Distance::GreatCircle.

DESCRIPTION

See GIS::Distance::GreatCircle for details about this formula.

Normally this module is not used directly. Instead GIS::Distance is used which in turn interfaces with the various formula modules.

AUTHORS AND LICENSE

See "AUTHORS" in GIS::Distance::Fast and "LICENSE" in GIS::Distance::Fast.