Anger function: Difference between revisions

Revision as of 18:49, 3 December 2008

Revision as of 18:51, 3 December 2008

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In mathematics, the '''Anger function''', introduced by {{harvs|txt|authorlink=Carl Theodor Anger|first=C. T.|last=Anger|year=1855}}, is a function defined as

: <math>\mathbf{J}_\nu(z)=\frac{1}{\pi} \int_0^\pi \cos (\nu\theta-z\sin\theta) \,d\theta.</math>

and is closely related to [[Bessel function]]s.