1 #ifndef STAN_MATH_FWD_CORE_FVAR_HPP
2 #define STAN_MATH_FWD_CORE_FVAR_HPP
5 #include <boost/math/special_functions/fpclassify.hpp>
29 template <
typename TV,
typename TD>
36 template <
typename TV>
139 operator<<(std::ostream& os, const fvar<T>& v) {
fvar< T > & operator-=(const fvar< T > &x2)
fvar< T > & operator/=(double x2)
fvar< T > operator--(int)
fvar< T > & operator+=(const fvar< T > &x2)
bool isnan(const stan::math::var &v)
Checks if the given number is NaN.
fvar< T > operator++(int)
fvar< T > & operator-=(double x2)
fvar< T > & operator+=(double x2)
fvar< T > & operator*=(const fvar< T > &x2)
fvar< T > & operator*=(double x2)
fvar(const TV &val, const TD &deriv)
fvar< T > & operator/=(const fvar< T > &x2)