1 #ifndef STAN__AGRAD__REV__OPERATORS__OPERATOR_LESS_THAN_HPP
2 #define STAN__AGRAD__REV__OPERATORS__OPERATOR_LESS_THAN_HPP
double val() const
Return the value of this variable.
bool operator<(const fvar< T > &x, double y)
Independent (input) and dependent (output) variables for gradients.