Many fixes and tests of the initial release of Polymath.

tests/tests.cpp

@@ -2,7 +2,6 @@
 #include <locale>
 #include "tests.h"
 
-
 int RunTests()
 {
 //    Py_SetProgramName("MatricesTest");  /* optional but recommended */
@@ -44,9 +43,6 @@ int RunTests()
 
 int main()
 {
-    int len = 3;
-    Poly::Matrix<double> mat_d = Poly::RandomMatrix<double>(len,len,0,10,std::random_device{}());
-    Poly::Matrix<double> mat_e = Poly::RandomMatrix<double>(len,len,0,10,std::random_device{}());
     RunTests();
     std::cout<<"Tests program exited with no errors."<<std::endl;
     return 0;