Re: Transitive Closure

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"Alfredo Novoa" <alfredo_at_ncs.es> wrote in message news:40a8b5ac.11177552_at_news.tehnicom.net...
> On Mon, 17 May 2004 15:34:31 +0300, "x" <x-false_at_yahoo.com> wrote:
>
> >Commutativity does make sense with unary operators.
> >M--f-->M--g-->M
>
> I don't understand this.
>
> >fg = gf or fg != gf
>
> It is a binary operator. f and g are two operands.
>
But is WITH unary operators :-)
Let's drop this discussion.

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