override name for corresponding problem

src/elasticity/problem/EllipsoidProblems.hpp

@@ -77,6 +77,8 @@ public:
     }
 
     string Evaluate(const Vector &solution) const override { return ""; };
+
+    string Name() const override { return "LandEllipsoid Problem"; }
 };
 
 class LandBiventricleProblem : public EllipsoidProblems {
@@ -85,6 +87,8 @@ public:
   }
 
   std::vector<double> EvaluationResults(const Vector &solution) const override;
+
+  string Name() const override { return "LandBiventricle Problem"; }
 };
 
 #endif //CARDMECH_ELLIPSOIDPROBLEMS_HPP