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Topic: Matheology § 214
Replies: 19   Last Post: Feb 11, 2013 4:56 PM

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Posts: 1,968
Registered: 12/4/12
Re: Matheology § 214
Posted: Feb 11, 2013 3:55 AM
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On 2/11/2013 2:43 AM, WM wrote:
> On 11 Feb., 08:48, Virgil <> wrote:
>> In article
>> <>,
>> WM <> wrote:

>>>> Every potentially infinite set already exists.
>>> But none of them are, or ever can become, infinite.
> They cannot "become" actually infinite.

>> Since such "sets" are neither finite nor not finite (infinite), they are
>> nonexistent.
>> And in van Dalen, p 118, a letter from Brouwer summarising his thesis:
>> "I can formulate:
>> 1. Actual infinite sets can be created mathematically"

> As I already mentioned, that is due to an understandable error. At
> that time mathematicians were drilled to understand by the finite
> expression "0.111..." an actually infinite sequence of digits. That is
> wrong.

Right and wrong....

What, in modern mathematics, happened to change that

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