JMATH::JPolynome_t Struct Reference

Polynome model. More...

#include <JPolynome.hh>

Inheritance diagram for JMATH::JPolynome_t:

Public Member Functions
	JPolynome_t ()
	Default constructor. More...
bool	equals (const JPolynome_t &P, const double eps=std::numeric_limits< double >::min()) const
	Equality. More...
JPolynome_t &	add (const JPolynome_t &polynome)
	Add polynome. More...
JPolynome_t &	sub (const JPolynome_t &polynome)
	Subtract polynome. More...
JPolynome_t &	mul (const double factor)
	Scale polynome. More...
JPolynome_t &	mul (const JNullType &object)
	Multiply with object. More...

Friends
std::istream &	operator>> (std::istream &in, JPolynome_t &object)
	Read polynome from input. More...
std::ostream &	operator<< (std::ostream &out, const JPolynome_t &object)
	Write polynome to output. More...

Detailed Description

Polynome model.

Definition at line 28 of file JPolynome.hh.

Constructor & Destructor Documentation

JMATH::JPolynome_t::JPolynome_t ( )

inline

Default constructor.

Definition at line 36 of file JPolynome.hh.

    {}

Member Function Documentation

bool JMATH::JPolynome_t::equals ( const JPolynome_t &  P, const double  eps = std::numeric_limits<double>::min()  ) const

inline

Equality.

Parameters

P	polynome
eps	numerical precision

Returns

true if polynomes identical; else false

Definition at line 47 of file JPolynome.hh.

    {
      if (this->size() == P.size()) {

        for (const_iterator p = this->begin(), q = P.begin(); p != this->end(); ++p, ++q) {
          if (fabs(*p - *q) > eps) {
            return false;
          }
        }

        return true;
        
      } else {

        return false;
      }
    }

JPolynome_t& JMATH::JPolynome_t::add ( const JPolynome_t &  polynome )

inline

Add polynome.

Parameters

polynome

polynome

Returns

this polynome

Definition at line 73 of file JPolynome.hh.

    {
      while (this->size() < polynome.size()) {
        this->push_back(0.0);
      }

      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] += polynome[i];
      }

      return *this;
    }

JPolynome_t& JMATH::JPolynome_t::sub ( const JPolynome_t &  polynome )

inline

Subtract polynome.

Parameters

polynome

polynome

Returns

this polynome

Definition at line 93 of file JPolynome.hh.

    {
      while (this->size() < polynome.size()) {
        this->push_back(0.0);
      }

      for (size_t i = 0; i != this->size(); ++i) {
        (*this)[i] -= polynome[i];
      }

      return *this;
    }

JPolynome_t& JMATH::JPolynome_t::mul ( const double  factor )

inline

Scale polynome.

Parameters

factor

multiplication factor

Returns

this polynome

Definition at line 113 of file JPolynome.hh.

    {
      for (iterator i = begin(); i != end(); ++i) {
        (*i) *= factor;
      }

      return *this;
    }

JPolynome_t & JMATH::JMath< JPolynome_t , JNullType >::mul ( const JNullType &  object )

inlineinherited

Multiply with object.

Parameters

object

object

Returns

result object

Definition at line 354 of file JMath.hh.

    {
      return static_cast<JFirst_t&>(*this) = JFirst_t().mul(static_cast<const JFirst_t&>(*this), object);
    }

Friends And Related Function Documentation

std::istream& operator>> ( std::istream &  in, JPolynome_t &  object  )

friend

Read polynome from input.

Parameters

in	input stream
object	polynome

Returns

input stream

Definition at line 130 of file JPolynome.hh.

    {
      for (double x; in >> x; ) {
        object.push_back(x);
      }

      return in;
    }

std::ostream& operator<< ( std::ostream &  out, const JPolynome_t &  object  )

friend

Write polynome to output.

Parameters

out	output stream
object	polynome

Returns

output stream

Definition at line 147 of file JPolynome.hh.

    {
      for (JPolynome_t::const_iterator i = object.begin(); i != object.end(); ++i) {
        out << ' ' << FIXED(9,3) << *i;
      }

      return out;
    }

---

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

• JPolynome.hh