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Topic: Topologising a Group
Replies: 6   Last Post: Nov 25, 2012 10:39 PM

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William Elliot

Posts: 2,637
Registered: 1/8/12
Re: Topologising a Group
Posted: Nov 24, 2012 9:47 PM
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On Sat, 24 Nov 2012, Shmuel (Seymour J.) Metz wrote:
> >For all g in G, let B_g = { gU | g in G }.
> You're using "g" as both a free variable and a bound variable, and

> haven't defined U, either in term of the group or in terms of the
> filter. What did you mean to write?

As the previous context was removed what's there to say?
Something like { gU | P(U) } ?

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