Empty graph is (strongly) connected.
2 * lemon/lp_base.cc - Part of LEMON, a generic C++ optimization library
4 * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
5 * (Egervary Research Group on Combinatorial Optimization, EGRES).
7 * Permission to use, modify and distribute this software is granted
8 * provided that this copyright notice appears in all copies. For
9 * precise terms see the accompanying LICENSE file.
11 * This software is provided "AS IS" with no warranty of any kind,
12 * express or implied, and with no claim as to its suitability for any
18 ///\brief The implementation of the LP solver interface.
20 #include <lemon/lp_base.h>
23 const LpSolverBase::Value
24 LpSolverBase::INF = std::numeric_limits<Value>::infinity();
25 const LpSolverBase::Value
26 LpSolverBase::NaN = std::numeric_limits<Value>::quiet_NaN();
28 // const LpSolverBase::Constr::Value
29 // LpSolverBase::Constr::INF = std::numeric_limits<Value>::infinity();
30 // const LpSolverBase::Constr::Value
31 // LpSolverBase::Constr::NaN = std::numeric_limits<Value>::quiet_NaN();