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0 Command: bessel | Section: 3 | Source: UNIX v10 | File: bessel.3
BESSEL(3M) BESSEL(3M) NAME besj0, besj1, besjn, besy0, besy1, besyn - bessel functions SYNOPSIS #include <math.h> double besj0(x) double x; double besj1(x) double x; double besjn(n, x) double x; double besy0(x) double x; double besy1(x) double x; double besyn(n, x) double x; DESCRIPTION These functions calculate Bessel functions of the first and second kinds for real arguments and integer orders. DIAGNOSTICS Negative arguments cause besy0, besy1, and besyn to return a huge nega- tive value and set errno to EDOM. BESSEL(3M)

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