1 #ifndef STAN_MATH_REV_SCAL_FUN_LOG1P_EXP_HPP 2 #define STAN_MATH_REV_SCAL_FUN_LOG1P_EXP_HPP
The variable implementation base class.
Independent (input) and dependent (output) variables for gradients.
const double val_
The value of this variable.
vari * vi_
Pointer to the implementation of this variable.
void chain()
Apply the chain rule to this variable based on the variables on which it depends. ...
fvar< T > log1p_exp(const fvar< T > &x)
double calculate_chain(double x, double val)
double adj_
The adjoint of this variable, which is the partial derivative of this variable with respect to the ro...
log1p_exp_v_vari(vari *avi)