Re: 1-1/2+1/3-1/4+1/5-1/6+1/7



On Thu, 07 Feb 2008 22:49:56 +0100, G. Frege <nomail@invalid> wrote:

Ooops... Of course


s[A] := {s(x) : x e A} (A c N)

"the image of A under s"
~~~ ~~~~


F.

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