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31 .Dd $Mdocdate: July 17 2013 $
47 .Nd Bessel functions of first and second kind
59 .Fn jn "int n" "double x"
61 .Fn jnf "int n" "float x"
71 .Fn yn "int n" "double x"
73 .Fn ynf "int n" "float x"
80 .Em Bessel function of the first kind of the order
90 .Em Bessel function of the first kind of the integer order
99 are single precision versions of
110 compute the linearly independent
111 .Em Bessel function of the second kind of the order
120 (expressed as a double);
124 .Em Bessel function of the second kind for the integer order
130 (expressed as a double).
136 are single precision versions of
143 If these functions are successful,
144 the computed value is returned, otherwise the global variable
146 is set to EDOM or ERANGE.