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From: joes <noreply@example.org>
Newsgroups: sci.math
Subject: Re: The non-existence of "dark numbers"
Date: Sat, 22 Mar 2025 11:21:33 -0000 (UTC)
Organization: i2pn2 (i2pn.org)
Message-ID: <988047598c8c714f901c4e7f16c50641baa38ba4@i2pn2.org>
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Am Sat, 22 Mar 2025 09:50:08 +0100 schrieb WM:
> On 21.03.2025 21:41, FromTheRafters wrote:
>> WM pretended :
>>> On 21.03.2025 18:39, Jim Burns wrote:
>>>> On 3/21/2025 3:50 AM, WM wrote:
>>>>> On 20.03.2025 23:25, Jim Burns wrote:
>>>>
>>>>>> For sets not.having a WM.size, Bob vanishing isn't a size.change.
>>>>> Only if reducing isn't reducing.
>>>> What you (WM) think is reducing isn't reducing.
>>>
>>> You confuse the clear fact that in the reality of sets vanishing means
>>> reducing with the foolish claim that cardinality was a meaningful
>>> notion.
>>> Learn that even Cantor has accepted that the positive numbers have
>>> more reality than the even positive numbers.
Not surprising.

>>> He said that is not in
>>> conflict with the identical cardinality of both sets. And he was
>>> right! "Counable" is simply another name for potential infinity.
>>> Therefore vanishing odd numbers means reducing the reality of the set.
This is called a subset.

>>> Therefore the sentence "What you (WM) think is reducing isn't
>>> reducing" exhibits you as a snooty dilettante who cannot distinguish
>>> between cardinality and reality.
>> 
>> What does reality have to do with it?
> 
> Reality describes that fact that proper subsets have fewer elements than
> sets. Cardinality describes the fact that potential infinity never can
> be finished.
No, sets are immutable.

-- 
Am Sat, 20 Jul 2024 12:35:31 +0000 schrieb WM in sci.math:
It is not guaranteed that n+1 exists for every n.