//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes: //ORIGINAL LINE: @Test public void testRecoverOrginal() public virtual void testRecoverOrginal() { //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.math.impl.matrix.MatrixAlgebra algebra = getAlgebra(); MatrixAlgebra algebra = Algebra; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.math.linearalgebra.DecompositionResult result = getSVD().apply(A); DecompositionResult result = SVD.apply(A); assertTrue(result is SVDecompositionResult); //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final SVDecompositionResult svd_result = (SVDecompositionResult) result; SVDecompositionResult svd_result = (SVDecompositionResult)result; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix u = svd_result.getU(); DoubleMatrix u = svd_result.U; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix w = com.opengamma.strata.collect.array.DoubleMatrix.diagonal(com.opengamma.strata.collect.array.DoubleArray.copyOf(svd_result.getSingularValues())); DoubleMatrix w = DoubleMatrix.diagonal(DoubleArray.copyOf(svd_result.SingularValues)); //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix vt = svd_result.getVT(); DoubleMatrix vt = svd_result.VT; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix a = (com.opengamma.strata.collect.array.DoubleMatrix) algebra.multiply(algebra.multiply(u, w), vt); DoubleMatrix a = (DoubleMatrix)algebra.multiply(algebra.multiply(u, w), vt); checkEquals(A, a); }
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes: //ORIGINAL LINE: @Test public void testInvert() public virtual void testInvert() { //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.math.impl.matrix.MatrixAlgebra algebra = getAlgebra(); MatrixAlgebra algebra = Algebra; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final SVDecompositionResult result = getSVD().apply(A); SVDecompositionResult result = SVD.apply(A); //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix ut = result.getUT(); DoubleMatrix ut = result.UT; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix v = result.getV(); DoubleMatrix v = result.V; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final double[] sv = result.getSingularValues(); double[] sv = result.SingularValues; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final int n = sv.length; int n = sv.Length; //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final double[] svinv = new double[n]; double[] svinv = new double[n]; for (int i = 0; i < n; i++) { if (sv[i] == 0.0) { svinv[i] = 0.0; } else { svinv[i] = 1.0 / sv[i]; } } //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix winv = com.opengamma.strata.collect.array.DoubleMatrix.diagonal(com.opengamma.strata.collect.array.DoubleArray.copyOf(svinv)); DoubleMatrix winv = DoubleMatrix.diagonal(DoubleArray.copyOf(svinv)); //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix ainv = (com.opengamma.strata.collect.array.DoubleMatrix) algebra.multiply(algebra.multiply(v, winv), ut); DoubleMatrix ainv = (DoubleMatrix)algebra.multiply(algebra.multiply(v, winv), ut); //JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final': //ORIGINAL LINE: final com.opengamma.strata.collect.array.DoubleMatrix identity = (com.opengamma.strata.collect.array.DoubleMatrix) algebra.multiply(A, ainv); DoubleMatrix identity = (DoubleMatrix)algebra.multiply(A, ainv); checkIdentity(identity); }