progressing on contfrac

t.cc

@@ -2431,7 +2431,7 @@ NRMat<double> mm=m.permuted_rows(p);
 cout <<mm;
 }
 
-if(1)
+if(0)
 {
 double x;
 cin >>x;
@@ -2463,5 +2463,15 @@ double zzz=zz.value();
 cout <<z<<" "<<zzz<<endl;
 }
 
+if(1)
+{
+Rational<int> r({11,101});
+ContFrac<int> x(r);
+ContFrac<int> y= x+Rational<int>({2,3});
+cout<<Rational<int>(y)<<endl;
+ContFrac<int> z= x*Rational<int>({2,3});
+cout<<Rational<int>(z)<<endl;
+}
+
 
 }