}
System.out.println("Testing RBF_interp with gauss function");
scale=5.0;
RBF_gauss gauss = new RBF_gauss(scale);
RBF_interp myRBFgf = new RBF_interp (pts,y,gauss,false);
for (i=0;i<M;i++) {
ppt[0]=pt[i][0];
ppt[1]=pt[i][1];
estim[i]=myRBFgf.interp(ppt);