Re: The reality of sets, on a scale of 1 to 10 [Was: The non-existence of "dark numbers"]

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Sujet : Re: The reality of sets, on a scale of 1 to 10 [Was: The non-existence of "dark numbers"]
De : FTR (at) *nospam* nomail.afraid.org (FromTheRafters)
Groupes : sci.math
Date : 04. Apr 2025, 22:12:27
Autres entêtes
Organisation : Peripheral Visions
Message-ID : <vspi02$fd6e$1@dont-email.me>
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WM wrote on 4/4/2025 :
On 04.04.2025 18:41, Alan Mackenzie wrote:
WM <wolfgang.mueckenheim@tha.de> wrote:
On 03.04.2025 21:10, Alan Mackenzie wrote:
 
It is not at all difficult to understand. Difficult to understand is
only why cardinality is used at all.
 
Those two sentences contradict eachother.  Cardinality is used because it
is a sensible way of comparing the size of sets.
 
No.
 You're wrong.
>
You are caught in a world of stupidity. Set theorists have damaged the honour of human intellect even more than Pope Pius XII.
>
When an element is added to a set, then this set is no longer the same but different because the number of its members is different.
How do you know that they are not 'the same'? No bijection perhaps?

Date Sujet#  Auteur
12 Mar 25 * The existence of dark numbers proven by the thinned out harmonic series451WM
12 Mar 25 `* Re: The existence of dark numbers proven by the thinned out harmonic series450Alan Mackenzie
12 Mar 25  `* Re: The existence of dark numbers proven by the thinned out harmonic series449WM
12 Mar 25   `* The non-existence of "dark numbers" [was: The existence of dark numbers proven by the thinned out harmonic series]448Alan Mackenzie
12 Mar 25    +* Re: The non-existence of "dark numbers" [was: The existence of dark numbers proven by the thinned out harmonic series]444WM
12 Mar 25    i+* Re: The non-existence of "dark numbers"414Alan Mackenzie
12 Mar 25    ii`* Re: The non-existence of "dark numbers"413WM
12 Mar 25    ii `* Re: The non-existence of "dark numbers"412Alan Mackenzie
12 Mar 25    ii  +* Re: The non-existence of "dark numbers"6Moebius
13 Mar 25    ii  i+- Re: The non-existence of "dark numbers"1WM
13 Mar 25    ii  i`* Re: The non-existence of "dark numbers"4Alan Mackenzie
13 Mar 25    ii  i `* Re: The non-existence of "dark numbers"3Moebius
13 Mar 25    ii  i  `* Re: The non-existence of "dark numbers"2WM
13 Mar 25    ii  i   `- Re: The non-existence of "dark numbers"1joes
13 Mar 25    ii  +* Re: The non-existence of "dark numbers"401WM
13 Mar 25    ii  i+* Re: The non-existence of "dark numbers"399Alan Mackenzie
13 Mar 25    ii  ii+* Re: The non-existence of "dark numbers"397WM
13 Mar 25    ii  iii+* Re: The non-existence of "dark numbers"3joes
13 Mar 25    ii  iiii`* Re: The non-existence of "dark numbers"2WM
14 Mar 25    ii  iiii `- Re: The non-existence of "dark numbers"1joes
13 Mar 25    ii  iii`* Re: The non-existence of "dark numbers"393Alan Mackenzie
14 Mar 25    ii  iii `* Re: The non-existence of "dark numbers"392WM
14 Mar 25    ii  iii  +* Re: The non-existence of "dark numbers"7FromTheRafters
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14 Mar 25    ii  iii  i `* Re: The non-existence of "dark numbers"5FromTheRafters
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15 Mar 25    ii  iii  i   `* Re: The non-existence of "dark numbers"3FromTheRafters
15 Mar 25    ii  iii  i    +- Re: The non-existence of "dark numbers" (thread too long, nothing in it)1Ross Finlayson
15 Mar 25    ii  iii  i    `- Re: The non-existence of "dark numbers"1WM
14 Mar 25    ii  iii  +* Re: The non-existence of "dark numbers"383Alan Mackenzie
14 Mar 25    ii  iii  i`* Re: The non-existence of "dark numbers"382WM
14 Mar 25    ii  iii  i +* Re: The non-existence of "dark numbers"380Alan Mackenzie
14 Mar 25    ii  iii  i i`* Re: The non-existence of "dark numbers"379WM
15 Mar 25    ii  iii  i i +* Re: The non-existence of "dark numbers"371Alan Mackenzie
15 Mar 25    ii  iii  i i i`* Re: The non-existence of "dark numbers"370WM
15 Mar 25    ii  iii  i i i +* Re: The non-existence of "dark numbers"4joes
15 Mar 25    ii  iii  i i i i`* Re: The non-existence of "dark numbers"3WM
15 Mar 25    ii  iii  i i i i `* Re: The non-existence of "dark numbers"2joes
15 Mar 25    ii  iii  i i i i  `- Re: The non-existence of "dark numbers"1WM
15 Mar 25    ii  iii  i i i +* Re: The non-existence of "dark numbers"362Alan Mackenzie
15 Mar 25    ii  iii  i i i i`* Re: The non-existence of "dark numbers"361WM
16 Mar 25    ii  iii  i i i i +* Re: The non-existence of "dark numbers"356Alan Mackenzie
16 Mar 25    ii  iii  i i i i i`* Re: The non-existence of "dark numbers"355WM
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16 Mar 25    ii  iii  i i i i i i `* Re: The non-existence of "dark numbers"266Jim Burns
16 Mar 25    ii  iii  i i i i i i  `* Re: The non-existence of "dark numbers"265WM
16 Mar 25    ii  iii  i i i i i i   `* Re: The non-existence of "dark numbers"264Jim Burns
16 Mar 25    ii  iii  i i i i i i    `* Re: The non-existence of "dark numbers"263WM
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17 Mar 25    ii  iii  i i i i i i       `* Re: The non-existence of "dark numbers"260Jim Burns
17 Mar 25    ii  iii  i i i i i i        `* Re: The non-existence of "dark numbers"259WM
17 Mar 25    ii  iii  i i i i i i         `* Re: The non-existence of "dark numbers"258Jim Burns
18 Mar 25    ii  iii  i i i i i i          `* Re: The non-existence of "dark numbers"257WM
18 Mar 25    ii  iii  i i i i i i           `* Re: The non-existence of "dark numbers"256Jim Burns
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20 Mar 25    ii  iii  i i i i i i                   `* Re: The non-existence of "dark numbers"248Jim Burns
21 Mar 25    ii  iii  i i i i i i                    `* Re: The non-existence of "dark numbers"247WM
21 Mar 25    ii  iii  i i i i i i                     `* Re: The non-existence of "dark numbers"246Jim Burns
21 Mar 25    ii  iii  i i i i i i                      `* Re: The non-existence of "dark numbers"245WM
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22 Mar 25    ii  iii  i i i i i i                       iii `- Re: The reality of sets, on a scale of 1 to 101WM
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22 Mar 25    ii  iii  i i i i i i                       i`* Re: The reality of sets, on a scale of 1 to 10 [Was: The non-existence of "dark numbers"]142WM
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22 Mar 25    ii  iii  i i i i i i                       `* Re: The non-existence of "dark numbers"58Jim Burns
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16 Mar 25    ii  iii  i i i i `* Re: The non-existence of "dark numbers"4joes
15 Mar 25    ii  iii  i i i `* Re: The non-existence of "dark numbers"3Chris M. Thomasson
15 Mar 25    ii  iii  i i `* Re: The non-existence of "dark numbers"7joes
14 Mar 25    ii  iii  i `- Re: The non-existence of "dark numbers"1joes
14 Mar 25    ii  iii  `- Re: The non-existence of "dark numbers"1joes
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13 Mar 25    ii  `* Re: The non-existence of "dark numbers"4Ben Bacarisse
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12 Mar 25    +* Re: The non-existence of "dark numbers" [was: The existence of dark numbers proven by the thinned out harmonic series]2FromTheRafters
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