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[ccp4bb]: Plane fitting

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S. Parthasarathy writes:
 > 
 > 
 > 	Dear All,
 > 
 > 	I would like to fit a least square plane between two sets of
 > 	co-ordinates and then calculate the angle between these
 > 	planes.
 > 
 > 	could anyone suggests a program to do this ?
 > 
 > 	Thanks a lot
 > 
 > 	S.Parthasarathy
 > 	Molecular Biophysics Unit
 > 	Indian Institute of Science
 > 	Bangalore 560 012 India
 > 
 > 
 > 


geomcalc in the CCP4 package can do this

	 Phil