PyGeo: a dynamic geometry toolkit

intersects

point determined as the intersection of given geometric objects

f Intersect() ...

factory function returns instance a class representing a point in space class determined as the intersection of given geometric objects

constructors:
Intersect (line1,line2 )
point of intersection of 2 given coplanar lines
Intersect (plane1,plane2,plane3 )
point of intersection of 3 given planes
Intersect (plane, line )
point of intersection of given plane and given line

See the source for more information.