This directory contains routines used to model ion beam figuring and related
processes. For further information, contact:

		Scott Wilson
		Ion Beam Optical Figuring Lab
		Center for High Technology Materials
		University of New Mexico
		Albuqerque, NM 87131
		(505)277-0780
		swilson@chtm.unm.edu

ROUTINES:
	vibf	- 	Compute the removal profile of the UNM/ROFT ion beam
	vibfsim	-	Simulate ion beam figuring
	vspcomp	-	Compensate the removal rate for the 
			incident angle.
	veplane	-	Project interferometer data for tilted flats back onto
			the entrance plane.
        vspread -	Spread out data
        vcontract -	Contract data
	vexpwarp - 	Warp an image according to a symbolic expression
	vdrape - 	"drape" an image over an azimuthally symmetric surface
	vconic - 	Generate a conic section of revolution
	vasphere -	Generate an aspheric surface of revlution
