1 #ifndef STAN_MATH_REV_SCAL_FUN_BESSEL_FIRST_KIND_HPP 2 #define STAN_MATH_REV_SCAL_FUN_BESSEL_FIRST_KIND_HPP
fvar< T > bessel_first_kind(int v, const fvar< T > &z)
The variable implementation base class.
Independent (input) and dependent (output) variables for gradients.
const double val_
The value of this variable.
bessel_first_kind_dv_vari(int a, vari *bvi)
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. ...
double adj_
The adjoint of this variable, which is the partial derivative of this variable with respect to the ro...