struve_i0ml0returns the value of where is the modified Bessel function of the first kind of order zero, and is the modified Struve function of order .
For full information please refer to the NAG Library document for s18gc
The argument of the function.
The value of the function at .
- (errno )
On entry, .
struve_i0ml0evaluates an approximation to .
Please consult the NIST Digital Library of Mathematical Functions for a detailed discussion of the Struve function including special cases, transformations, relations and asymptotic approximations.
The approximation method used by this function is based on Chebyshev expansions.
NIST Digital Library of Mathematical Functions
MacLeod, A J, 1996, MISCFUN, a software package to compute uncommon special functions, ACM Trans. Math. Software (TOMS) (22(3)), 288–301