1.1 --- a/src/work/athos/lp/lp_base.h	Wed Mar 30 12:08:15 2005 +0000
     1.2 +++ b/src/work/athos/lp/lp_base.h	Wed Mar 30 13:01:58 2005 +0000
     1.3 @@ -298,6 +298,10 @@
     1.4        Value &upperBound() { return _ub; }
     1.5        ///\e
     1.6        const Value &upperBound() const { return _ub; }
     1.7 +      ///\e
     1.8 +      bool lowerBounded() const { return std::isfinite(_lb); }
     1.9 +      ///\e
    1.10 +      bool upperBounded() const { return std::isfinite(_ub); }
    1.11      };
    1.12      
    1.13  
    1.14 @@ -484,9 +488,9 @@
    1.15      ///\param c is a linear expression (see \ref Constr)
    1.16      void setRow(Row r, const Constr &c) {
    1.17        setRow(r,
    1.18 -	     isnan(c.lowerBound())?-INF:c.lowerBound(),
    1.19 +	     c.lowerBounded()?c.lowerBound():-INF,
    1.20  	     c.expr(),
    1.21 -	     isnan(c.upperBound())?INF:c.upperBound());
    1.22 +	     c.upperBounded()?c.upperBound():INF);
    1.23      }
    1.24  
    1.25      ///Add a new row (i.e a new constaint) to the LP