removed some hacks

math/distribution/NormalN.h

@@ -93,11 +93,6 @@ namespace Distribution {
                 const Eigen::MatrixXd centered = data.rowwise() - mean.transpose();
                 Eigen::MatrixXd cov = (centered.adjoint() * centered) / double(data.rows() - 1);
 
-                //this is a hack
-                if(cov(2,2) < 0.1){
-                    cov(2,2) = 0.1;
-                }
-
                 return NormalDistributionN(mean, cov);
         }
 

math/divergence/KullbackLeibler.h

@@ -56,8 +56,8 @@ namespace Divergence {
 
                         // calc PQratio
                         if(Q[i] == 0.0){
-                            //Assert::doThrow("Division by zero is not allowed ;).");
-                            PQratio = P[i] / 0.00001;
+                            Assert::doThrow("Division by zero is not allowed ;).");
+                            //PQratio = P[i] / 0.00001;
                         } else {
                             PQratio = P[i] / Q[i];
                         }