Program sfinttest3 | Interpolation from a regular grid in 3-D. 
[SYNOPSIS]
sfinttest3 < in.rsf > out.rsf coord=crd.rsf nw= kai=4.0 interp=
[PARAMETERS]
file    | coord | = |   | 	auxiliary input file name
string  | interp | = |   | 	interpolation (lagrange,cubic,kaiser,lanczos,cosine,welch,spline) 
float   | kai | =4.0 |   | 	Kaiser window parameter 
int     | nw | = |   | 	interpolator size 
[DIRECTORY]
system/generic
