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Compute a Bessel function of the second kind
#include <math.h>
double y0( double x );
float y0f( float x );
- x
- The number that you want to compute the Bessel function for.
libbessel
Use the -l bessel option to
qcc
to link against this library.
Compute the Bessel function of the second kind for x.
The result of the Bessel function of x.
|
If an error occurs, these functions return 0, but this is also a valid
mathematical result.
If you want to check for errors, set
errno
to 0, call the function, and then check errno again.
These functions don't change errno if no errors occurred. |
y0() is
POSIX 1003.1 XSI;
y0f() is
Unix
Safety: | |
Cancellation point |
No |
Interrupt handler |
No |
Signal handler |
No |
Thread |
Yes |
errno,
j0(),
j1(),
jn(),
y1(),
yn()
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