Synopsis
		sfspline < in.rsf > out.rsf pattern=pattern.rsf fp= sort=n

Specify either n1= o1= d1= or pattern=

Parameters
		floats fp= end-point derivatives [2]   string pattern= auxiliary input file name   bool sort=n [y/n] if y, the coordinates need sorting

Used In
		JSG          attr/vecta   RSF          su/rsfmodel   SEP          pwd/sean pwd/alias