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Topic: Re: Fundamental Theorem of Calculus: derivative is inverse to integral #7 textbook 5th ed. : TRUE CALCULUS; without the phony limit concept
Replies: 34   Last Post: Jun 21, 2013 6:39 PM

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 Peter Percival Posts: 2,623 Registered: 10/25/10
Re: Fundamental Theorem of Calculus: derivative is inverse to integral
#7 textbook 5th ed. : TRUE CALCULUS; without the

Posted: Jun 20, 2013 3:17 AM
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Nam Nguyen wrote:
> On 19/06/2013 6:08 PM, Shmuel (Seymour J.) Metz wrote:
>> In <w6awt.73520$on6.65325@newsfe18.iad>, on 06/18/2013 >> at 10:05 PM, Nam Nguyen <namducnguyen@shaw.ca> said: >> >>> Would you confirm then to you ZFC is the language GCH is written in? >> >> If you're talking about GCH in ZFC then ZFC is the language that it is >> written in. If you're talking about GCH in some ofther set theory then >> it isn't. > > You don't understand the question: the question has the phrase > "is written in". > > Let me ask you a simpler but more point-blank kind of question: to you, > is ZFC a language, or not? The language in question has one binary infix predicate$\in\$ and the
usual apparatus of first order logic. That Shmuel Metz calls the
language ZFC is of no significance; it is understood by every reader of
this newsgroup except you.

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