Yea, this is what I was remembering. Thanks.

Check out that bad boy old school m.

Devon McCormick wrote:
> At http://www.jsoftware.com/jwiki/Phrases/SpecialFunctions, I find
> 
> BesselJ=: 1 : '(i.0) H. (1+m.)@(_0.25&*)@*: * ^&m...@-: % (!m.)"_'
> J0=: 0 BesselJ
> J1=: 1 BesselJ
> 
> Looks like "J1" agrees with yours:
> 
>    J1 0.1*i.11
> 0 0.049937526 0.099500833 0.14831882 0.19602658 0.24226846 0.28670099
> 0.32899574 0.36884205 0.40594955 0.44005059
> 
> 


-- 
Clifford A. Reiter
Mathematics Department, Lafayette College
Easton, PA 18042 USA,   610-330-5277
http://www.lafayette.edu/~reiterc
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