jn#

Bessel function of the first kind, integer order $n.

Synopsis#

my $y = POSIX::jn($n, $x);

Differences from upstream#

Fully compatible with upstream POSIX.

See also#

  • j0, j1 — fixed-order variants for $n == 0 and $n == 1.

  • yn — Bessel function of the second kind.