1 #ifndef STAN_MATH_REV_MAT_FUN_STAN_PRINT_HPP
2 #define STAN_MATH_REV_MAT_FUN_STAN_PRINT_HPP
Independent (input) and dependent (output) variables for gradients.
void stan_print(std::ostream *o, const T &x)
double val() const
Return the value of this variable.