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the inverse ackerman functions

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the inverse ackerman functions
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09/18/2016, 11:02 AM
(04/14/2011, 08:48 PM)JmsNxn Wrote: \( 3\,\{u\}\, 4\, =\, 9 \)

what is u?

Well, James, according to PARI/gp u is about 1.5737, because
3[1.5737]4 = ~9

But I do not know why.
I need a taylor-series formula or a recursive formula to get know why.
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Messages In This Thread
the inverse ackerman functions - by JmsNxn - 04/14/2011, 08:48 PM
RE: the inverse ackerman functions - by tommy1729 - 04/14/2011, 10:57 PM
RE: the inverse ackerman functions - by JmsNxn - 04/14/2011, 11:04 PM
RE: the inverse ackerman functions - by Xorter - 09/18/2016, 11:02 AM

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