- added get_representation_label()

[ginac.git] / cint / exam_mansamples.cpp

diff --git a/cint/exam_mansamples.cpp b/cint/exam_mansamples.cpp
index d26ad3545c6236ce6c0b5c97ef24e8c6c60fbc19..b38122b529e04223f7e2542818831f98f5a28802 100755 (executable)
--- a/cint/exam_mansamples.cpp
+++ b/cint/exam_mansamples.cpp
@@ -1,15 +1,30 @@
 #! ./run_exams --silent
-int result = 0;
+unsigned result = 0;
 symbol x("x"), y("y"), z("z");
 {
-    ex a = pow(x,2)-x-2;
-    ex b = pow(x+1,2);
-    ex s = a/b;
-    if (!(s.diff(x)-2*pow(1+x,-3)*(-2-x+pow(x,2))-(-1+2*x)*pow(1+x,-2)).is_zero()) {
-        ++result;
-    }
-    if (!(s.normal()-(-2+x)/(1+x)).is_zero()) {
-        ++result;
-    }
+       ex a = pow(x,2)-x-2;
+       ex b = pow(x+1,2);
+       ex s = a/b;
+       if (!(s.diff(x)+2/pow(1+x,3)*(-2-x+pow(x,2))-(-1+2*x)/pow(1+x,2)).is_zero()) {
+               ++result;
+       }
+       if (!(s.normal()-(-2+x)/(1+x)).is_zero()) {
+               ++result;
+       }
+}
+//GiNaC-cint.function
+ex EulerNumber(unsigned n)
+{
+       symbol xi;
+       const ex generator = pow(cosh(xi),-1);
+       return generator.diff(xi,n).subs(xi==0);
+}
+if (EulerNumber(42) != numeric("-10364622733519612119397957304745185976310201")) {
+       ++result;
+}
+ex f = expand((x*y*z-1)*(x*y*z+3));
+ex g = expand((x*y*z-1)*(x*y*z-3));
+if (gcd(f, g) != x*y*z-1) {
+       ++result;
 }
 exit(result);