Changeset 493:81627fa1b007 in lemon
- Timestamp:
- 01/14/09 16:55:29 (16 years ago)
- Branch:
- default
- Phase:
- public
- Location:
- lemon
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
lemon/lp_base.h
r482 r493 598 598 ///Is the constraint lower bounded? 599 599 bool lowerBounded() const { 600 return _lb != -INF && ! std::isnan(_lb);600 return _lb != -INF && !isnan(_lb); 601 601 } 602 602 ///Is the constraint upper bounded? 603 603 bool upperBounded() const { 604 return _ub != INF && ! std::isnan(_ub);604 return _ub != INF && !isnan(_ub); 605 605 } 606 606 … … 1667 1667 const LpBase::Constr &c) { 1668 1668 LpBase::Constr tmp(c); 1669 LEMON_ASSERT( std::isnan(tmp.lowerBound()), "Wrong LP constraint");1669 LEMON_ASSERT(isnan(tmp.lowerBound()), "Wrong LP constraint"); 1670 1670 tmp.lowerBound()=n; 1671 1671 return tmp; … … 1679 1679 { 1680 1680 LpBase::Constr tmp(c); 1681 LEMON_ASSERT( std::isnan(tmp.upperBound()), "Wrong LP constraint");1681 LEMON_ASSERT(isnan(tmp.upperBound()), "Wrong LP constraint"); 1682 1682 tmp.upperBound()=n; 1683 1683 return tmp; … … 1691 1691 const LpBase::Constr &c) { 1692 1692 LpBase::Constr tmp(c); 1693 LEMON_ASSERT( std::isnan(tmp.upperBound()), "Wrong LP constraint");1693 LEMON_ASSERT(isnan(tmp.upperBound()), "Wrong LP constraint"); 1694 1694 tmp.upperBound()=n; 1695 1695 return tmp; … … 1703 1703 { 1704 1704 LpBase::Constr tmp(c); 1705 LEMON_ASSERT( std::isnan(tmp.lowerBound()), "Wrong LP constraint");1705 LEMON_ASSERT(isnan(tmp.lowerBound()), "Wrong LP constraint"); 1706 1706 tmp.lowerBound()=n; 1707 1707 return tmp; -
lemon/math.h
r463 r493 56 56 const long double SQRT1_2 = 0.7071067811865475244008443621048490L; 57 57 58 ///Check whether the parameter is NaN or not 59 60 ///This function checks whether the parameter is NaN or not. 61 ///Is should be equivalent with std::isnan(), but it is not 62 ///provided by all compilers. 63 inline bool isnan(double v) 64 { 65 return v!=v; 66 } 58 67 59 68 /// @}
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