rbe.for  reads aud03.dat and makes the x.dat file  x = a,b,c...
fit.for  makes does the fit with x.dat input and x.plt, x3d.plt outputs
x.top    top file for x.plt - makes x.eps
px.top   top file for x3d.plt - makes px.eps

g rbe    compile b
g fit    compile fit
rbe      make fit.dat
fit      do fit

cps x    make the x.eps file
x.eps    show the fit.eps