General Eulerian rotations->one rotation about an axis

[James Raftery]

Has any far sighted person written a program to convert general Eulerian
rotations to a single rotation about some axis?
         Jim
-- 
James Raftery
Structural Chemistry Department|E-Mail:jrtest at spec.ch.man.ac.uk
Manchester University          |   FAX:0161-275-4734
Manchester M13 9PL             |  Tel.:0161-275-4700