[math-fun] Re: Number derivative
Alexandru Buium (Univ. New Maxico Albuqquerque) invented such a thing. See his papers..
Couldn't find his papers on the web, but let me guess: d12/d2 = (d/d2) (2)^2 (3) = 2 (2) (3) = 12? Jim Propp
Or, more importantly, one could detect multiple factors by gcd(n,n'). At 01:30 PM 3/17/2004, James Propp wrote:
Alexandru Buium (Univ. New Maxico Albuqquerque) invented such a thing. See his papers..
Couldn't find his papers on the web, but let me guess: d12/d2 = (d/d2) (2)^2 (3) = 2 (2) (3) = 12?
Jim Propp
I got 61 hits, I think it was. MR 96h:14036 & 98k:12004 seemed relevant, as were many others. R. On Wed, 17 Mar 2004, James Propp wrote:
Alexandru Buium (Univ. New Maxico Albuqquerque) invented such a thing. See his papers..
Couldn't find his papers on the web, but let me guess: d12/d2 = (d/d2) (2)^2 (3) = 2 (2) (3) = 12?
Jim Propp
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