Function IsPositiveSemidefinite

include/VectorMath.h:129–133

  /** test matrix against semi-definitiveness */
  template <int Dim>
  bool IsPositiveSemidefinite(MatrixStatic<Dim, Dim> Mat)
  {
    Eigen::LDLT<MatrixStatic<Dim, Dim>> CholeskyOfSqrtInfo(Mat);
    return (CholeskyOfSqrtInfo.info() != Eigen::NumericalIssue);
  }

  void RemoveColumn (Matrix& Matrix, int ColToRemove);