Eigen::PolynomialSolver< Scalar_, 1 > Class Template Reference

#include <PolynomialSolver.h>

Inheritance diagram for Eigen::PolynomialSolver< Scalar_, 1 >:

Public Types
typedef PolynomialSolverBase< Scalar_, 1 >	PS_Base
Public Types inherited from Eigen::PolynomialSolverBase< Scalar_, 1 >
typedef Scalar_	Scalar
typedef NumTraits< Scalar >::Real	RealScalar
typedef std::complex< RealScalar >	RootType
typedef Matrix< RootType, Deg_, 1 >	RootsType
typedef DenseIndex	Index

Public Member Functions
template<typename OtherPolynomial >
void	compute (const OtherPolynomial &poly)
template<typename OtherPolynomial >
	PolynomialSolver (const OtherPolynomial &poly)
	PolynomialSolver ()
Public Member Functions inherited from Eigen::PolynomialSolverBase< Scalar_, 1 >
	PolynomialSolverBase (const OtherPolynomial &poly)
	PolynomialSolverBase ()
const RootsType &	roots () const
void	realRoots (Stl_back_insertion_sequence &bi_seq, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
const RootType &	greatestRoot () const
const RootType &	smallestRoot () const
const RealScalar &	absGreatestRealRoot (bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
const RealScalar &	absSmallestRealRoot (bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
const RealScalar &	greatestRealRoot (bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
const RealScalar &	smallestRealRoot (bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const

Additional Inherited Members
Protected Member Functions inherited from Eigen::PolynomialSolverBase< Scalar_, 1 >
void	setPolynomial (const OtherPolynomial &poly)
const RootType &	selectComplexRoot_withRespectToNorm (squaredNormBinaryPredicate &pred) const
const RealScalar &	selectRealRoot_withRespectToAbsRealPart (squaredRealPartBinaryPredicate &pred, bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
const RealScalar &	selectRealRoot_withRespectToRealPart (RealPartBinaryPredicate &pred, bool &hasArealRoot, const RealScalar &absImaginaryThreshold=NumTraits< Scalar >::dummy_precision()) const
Protected Attributes inherited from Eigen::PolynomialSolverBase< Scalar_, 1 >
RootsType	m_roots

Member Typedef Documentation

PS_Base

template<typename Scalar_ >

typedef PolynomialSolverBase<Scalar_, 1> Eigen::PolynomialSolver< Scalar_, 1 >::PS_Base

Constructor & Destructor Documentation

PolynomialSolver() [1/2]

template<typename Scalar_ >

template<typename OtherPolynomial >

Eigen::PolynomialSolver< Scalar_, 1 >::PolynomialSolver ( const OtherPolynomial &  poly )

inline

                                                       {
    compute(poly);
  }

References Eigen::PolynomialSolver< Scalar_, Deg_ >::compute().

PolynomialSolver() [2/2]

template<typename Scalar_ >

Eigen::PolynomialSolver< Scalar_, 1 >::PolynomialSolver ( )

inline

{}

Member Function Documentation

compute()

template<typename Scalar_ >

template<typename OtherPolynomial >

void Eigen::PolynomialSolver< Scalar_, 1 >::compute ( const OtherPolynomial &  poly )

inline

Computes the complex roots of a new polynomial.

                                            {
    eigen_assert(poly.size() == 2);
    eigen_assert(Scalar(0) != poly[1]);
    m_roots[0] = -poly[0] / poly[1];
  }

References eigen_assert, and Eigen::PolynomialSolver< Scalar_, Deg_ >::m_roots.

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The documentation for this class was generated from the following file:

• PolynomialSolver.h