rmv inverted permeablitiy

mlmc/src/assemble/HybridEllipticAssemble.cpp

@@ -88,7 +88,7 @@ void HybridEllipticAssemble::LocalProblem(const cell &c, const Vector &u,
     RT0_LagrangeElementT<> elem(*disc, u, c);
     for (int q = 0; q < elem.nQ(); ++q) {
         double w = elem.QWeight(q);
-        Tensor IK = problem->InversePermeability(c);
+        Tensor IK = Invert(problem->Permeability(c));
         for (int i = 0; i < elem.VelocitySize(); ++i) {
             for (int k = 0; k < elem.VelocityMaxk(i); ++k) {
                 Velocity IK_U_i = IK * elem.VelocityField(q, i, k);
@@ -391,7 +391,7 @@ double HybridEllipticAssemble::H1(const Vector &u) const {
         for (int q = 0; q < elem.nQ(); ++q) {
             double w = elem.QWeight(q);
             Scalar U = Value(c, u, elem);
-            Tensor IK = problem->InversePermeability(c);
+            Tensor IK = Invert(problem->Permeability(c));
             VectorField DU = IK * Flux(c, u, elem, q);
             err += w * U * U + w * DU * DU;
         }

mlmc/src/assemble/MixedEllipticAssemble.cpp

@@ -38,7 +38,7 @@ double MixedEllipticAssemble::Energy(const Vector &u) const {
         RT0_LagrangeElementT<> elem(*disc, u, c);
         for (int q = 0; q < elem.nQ(); ++q) {
             double w = elem.QWeight(q);
-            Tensor IK = problem->InversePermeability(c);
+            Tensor IK = Invert(problem->Permeability(c));
             VectorField Q = elem.VelocityField(q, u);
             energy += w * IK * Q * Q;
         }
@@ -53,7 +53,7 @@ void MixedEllipticAssemble::Residual(const cell &c, const Vector &u, Vector &r)
         double w = elem.QWeight(q);
         Scalar f = problem->Load(c.Subdomain(), elem.QPoint(q));
         VectorField Q = elem.VelocityField(q, u);
-        Tensor IK = problem->InversePermeability(c);
+        Tensor IK = Invert(problem->Permeability(c));
         Scalar divQ = elem.VelocityFieldDivergence(q, u);
         Scalar p = elem.PressureValue(q, u);
         for (int i = 0; i < elem.VelocitySize(); ++i) {
@@ -91,7 +91,7 @@ void MixedEllipticAssemble::Jacobi(const cell &c, const Vector &u, Matrix &A) co
     MixedRowEntries A_c(A, c, elem);
     for (int q = 0; q < elem.nQ(); ++q) {
         double w = elem.QWeight(q);
-        Tensor IK = problem->InversePermeability(c);
+        Tensor IK = Invert(problem->Permeability(c));
         for (int i = 0; i < elem.VelocitySize(); ++i) {
             for (int k = 0; k < elem.VelocityMaxk(i); ++k) {
                 VectorField Q_i = elem.VelocityField(q, i, k);
@@ -123,7 +123,7 @@ double MixedEllipticAssemble::EnergyError(const Vector &u) const {
         for (int q = 0; q < elem.nQ(); ++q) {
             double w = elem.QWeight(q);
             Point z = elem.QPoint(q);
-            Tensor IK = problem->InversePermeability(c);
+            Tensor IK = Invert(problem->Permeability(c));
             VectorField Q = elem.VelocityField(q, u);
             VectorField F = problem->Flux(c.Subdomain(), z);
             VectorField Diff = Q - F;
@@ -152,7 +152,7 @@ double MixedEllipticAssemble::H1(const Vector &u) const {
         RT0_LagrangeElementT<> elem(*disc, u, c);
         for (int q = 0; q < elem.nQ(); ++q) {
             double w = elem.QWeight(q);
-            Tensor IK = problem->InversePermeability(c);
+            Tensor IK = Invert(problem->Permeability(c));
             VectorField Q = elem.VelocityField(q, u);
             Scalar p = elem.PressureValue(q, u);
             VectorField IK_Q = IK * Q;

mlmc/src/problem/StochasticEllipticProblem.hpp

@@ -17,12 +17,6 @@ public:
     virtual Scalar Load(int, const Point &x) const = 0;
 
     virtual Tensor Permeability(const cell &c) const = 0;
-
-    // Todo remove
-    virtual Tensor InversePermeability(const cell &c) const {
-        Tensor permeabilityTensor = Permeability(c);
-        return Invert(permeabilityTensor);
-    }
 };
 
 typedef IStochasticEllipticProblemT<> IStochasticEllipticProblem;