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Topic: Is it possible that 3+4=8?
Replies: 21   Last Post: Jan 29, 2011 9:06 AM

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Posts: 4,165
From: London
Registered: 2/8/08
Re: Is it possible that 3+4=8?
Posted: Jan 24, 2011 7:34 AM
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On Jan 24, 12:26 pm, Han de Bruijn <> wrote:
> On Jan 24, 11:02 am, LudovicoVan <> wrote:
> > On Jan 23, 8:31 pm, LudovicoVan <> wrote:
> > > I don't think mathematics is a deductive science: mathematics is
> > > hardly a science at all. OTOH, in a world were 3+4=7, I'd also expect
> > > 1=/=0: i.e. no mathematical fact exists in isolation...

> > Thinking: It is logic that grounds mathematics, i.e. it is logic that
> > gives mathematics its initial premise and final validation.

> How can that be, if Mathematical Logic is a branch of mathematics ?

Mathematical logic is not logic.


> It is NOT logic that grounds mathematics. It is rather mathematics
> that grounds logic. (And physics grounds mathematics, but that is ..
> quite another story)

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