1 #ifndef STAN__AGRAD__REV__FUNCTIONS__IS_INF_HPP
2 #define STAN__AGRAD__REV__FUNCTIONS__IS_INF_HPP
double val() const
Return the value of this variable.
int is_inf(const fvar< T > &x)
Returns 1 if the input's value is infinite and 0 otherwise.
int is_inf(const double x)
Returns 1 if the input is infinite and 0 otherwise.
Independent (input) and dependent (output) variables for gradients.