SCIL::row Class Reference

Rows.

#include <row.h>

Public Member Functions
	row ()
	Creates a row with no non-zero entry.
	row (double d)
	Creates the row `d`.
	row (var v)
	Creates the row $1 \cdot v$ .
	row (std::list< row_entry > &L)
	Creates the row $\sum_{re \in L} re$ .
row	operator* (double d)
	Creates the row $d \cdot r$ .
polynomial	operator* (const polynomial &p)
	Creates the polynomial $pol \cdot p$ .
polynomial	operator* (const var &v)
	Creates the polynomial $pol \cdot v$ .
polynomial	operator* (const monomial &m)
	Creates the polynomial $pol \cdot m$ .
polynomial	operator+ (const polynomial &p)
	Creates the polynomial .
polynomial	operator- (const polynomial &p)
	Creates the polynomial .
row	operator- (const var &v)
	Creates the row .
row	operator+ (const row &r1)
	Creates the row .
row	operator+ (const var &v)
	Creates the row .
row	operator+ (double d)
	Creates the row .
row	operator- (const row &r1)
	Creates the row .
row &	operator+= (const var &v)
	Adds `v` to the row.
row &	operator-= (const var &v)
	Substracts `v` from the row.
row &	operator+= (const row_entry &r)
	Adds `r` to the row.
row &	operator+= (const row &r1)
	Adds `r1` to the row.
row &	operator-= (const row &r1)
	Substracts `r1` from the row.
cons_obj *	operator== (row r1)
	Creates the basic constraint .
cons_obj *	operator<= (row r1)
	Creates the basic constraint $r \le r1$ .
cons_obj *	operator>= (row r1)
	Creates the basic constraint $r \ge r1$ .
void	normalize (bool clean=false)
	Normalizes the row.
std::list< row_entry > ::const_iterator	begin () const
	Returns const_iterator to first item of NZ.
std::list< row_entry > ::const_iterator	end () const
	Returns const_iterator past the last item of NZ.
std::list< row_entry >::iterator	begin ()
	Returns iterator pointing to first item of NZ.
std::list< row_entry >::iterator	end ()
	Returns iterator pointig past the end of NZ.
int	size () const
	Returns the number of entries in the column.
Friends
std::ostream &	operator<< (std::ostream &o, const row &)
	Add all row entries in the row to the output stream.

Detailed Description

Definition at line 15 of file row.h.

Member Function Documentation

void row::normalize ( bool clean = false )

Normalize $r = \sum_{i=1}^{k-1} a_i \cdot x_i + a1_k \cdot x_k + a2_k \cdot x_k + \sum_{i=k+1}^{n} a_i \cdot x_i$ to $r' = \sum_{i=1}^{n} a_i \cdot x_i$ , $ a_k = (a1_k + a2_k) $ .

Definition at line 131 of file row.cc.

Referenced by SCIL::CUT< Graph >::exactCycleSeparation(), SCIL::STABLESET< Graph >::exactOddCycleSeparation(), operator<=(), operator==(), operator>=(), SCIL::QuadRef::reformulate_SQK2(), SCIL::QuadRef::reformulate_SQK3(), and SCIL::SpanTree< Graph >::standard_separation().

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

row.h
row.cc

SCIL::row Class Reference

Public Member Functions

Friends

Detailed Description

Member Function Documentation