docs: public static EigenDecomposition_F64<DMatrixRMaj> eig(int matrixSize , boolean computeVectors ,
                                                            boolean isSymmetric ) {
          if( isSymmetric ) {
              TridiagonalSimilarDecomposition_F64<DMatrixRMaj> decomp = DecompositionFactory_DDRM.tridiagonal(matrixSize);
              return new SymmetricQRAlgorithmDecomposition_DDRM(decomp,computeVectors);
          } else
              return new WatchedDoubleStepQRDecomposition_DDRM(computeVectors);
      }