Top "Great-circle" questions

A great circle of a sphere is the intersection of the sphere and a plane which passes through the center point of the sphere.

MySQL Great Circle Distance (Haversine formula)

I've got a working PHP script that gets Longitude and Latitude values and then inputs them into a MySQL query. …

php mysql great-circle
Need a standalone Java library for performing spatial calculations on lat/lon data

I'm looking for a Java library that is capable of performing spatial calculations on sets of lat/lon data. Here …

java geospatial polygon spatial great-circle