|  | 
| template<typename Tp > | 
| Tp | cyl_bessel_ij_0_series (const Tp x, const unsigned int max_iter) | 
|  | This routine returns the cylindrical Bessel functions of order 0 by series expansion. 
 | 
|  | 
| template<typename Tp > | 
| Tp | bessel_ik_0 (Tp x) | 
|  | Compute the modified Bessel functions. 
 | 
|  | 
| template<typename Tp > | 
| Tp | cyl_bessel_i0 (Tp x) | 
|  | Return the regular modified Bessel function of order 0. 
 | 
|  | 
The below implementation of Bessel function of order 0 is based on the source code from https://github.com/gcc-mirror/gcc 
◆ bessel_ik_0()
template<typename Tp > 
  
  | 
        
          | Tp dpnp::kernels::i0::impl::bessel_ik_0 | ( | Tp | x | ) |  |  | inline | 
 
Compute the modified Bessel functions. 
- Parameters
- 
  
    | x | The argument of the Bessel functions. |  
 
- Returns
- The output Bessel function. 
Definition at line 101 of file i0.hpp.
 
 
◆ cyl_bessel_i0()
template<typename Tp > 
  
  | 
        
          | Tp dpnp::kernels::i0::impl::cyl_bessel_i0 | ( | Tp | x | ) |  |  | inline | 
 
Return the regular modified Bessel function of order 0. 
- Parameters
- 
  
    | x | The argument of the regular modified Bessel function. |  
 
- Returns
- The output regular modified Bessel function. 
Definition at line 236 of file i0.hpp.
 
 
◆ cyl_bessel_ij_0_series()
template<typename Tp > 
  
  | 
        
          | Tp dpnp::kernels::i0::impl::cyl_bessel_ij_0_series | ( | const Tp | x, |  
          |  |  | const unsigned int | max_iter ) |  | inline | 
 
This routine returns the cylindrical Bessel functions of order 0 by series expansion. 
- Parameters
- 
  
    | x | The argument of the Bessel function. |  
 
- Returns
- The output Bessel function. 
Definition at line 74 of file i0.hpp.