Re: Montgomery reduction/multiplication

Ο "Jean-Claude Arbaut" <jean-claude.arbaut@xxxxxxxxxxx> έγραψε στο μήνυμα
news:BEE36801.768F%jean-claude.arbaut@xxxxxxxxxxxxxx
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> On 25/06/2005 19:55, gerard46 wrote:
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> > --- just to clarify: is 10^10^10 the same as 10^(10^10) ?
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> Yes. a^b^c^d = a^(b^(c^d)) and so on.

It's the usual convention between Mathematicians, but alternative groupings
can be used, like

((a^b)^c)^d

or

a^(b^c)^d

etc

For any finite such exponential, the number of possible groupings if I
recall right has to do with Catalan numbers.
--
I. N. Galidakis
http://users.forthnet.gr/ath/jgal/
Eventually, _everything_ is understandable

.