CppAD: A C++ Algorithmic Differentiation Package 20110419
bool LessThanZero ( const double &  x) [inline]

Check if a double is less than zero, used by LessThanZero(AD<double>).

Parameters:
xvalue we are checking.
Returns:
returns true iff the x is less than zero.

Definition at line 127 of file ordered.hpp.