Logic and Philosophy of Mathematics

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Proof that LNC is Self Contradictory

Last post by Eodnhoj7 « Fri Jan 17, 2025 9:59 pm
Replies: 2
by Eodnhoj7 » Sun Dec 22, 2024 7:03 am

2 Replies

2309 Views

Last post by Eodnhoj7
Fri Jan 17, 2025 9:59 pm
Four New Foundational Identity Laws

Last post by Eodnhoj7 « Wed Jan 15, 2025 10:55 pm
Replies: 15
by Eodnhoj7 » Sat Dec 21, 2024 5:24 am
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3215 Views

Last post by Eodnhoj7
Wed Jan 15, 2025 10:55 pm
The Paradox of the Point and the Foundations of Geometry as Paradoxical

Last post by Eodnhoj7 « Wed Jan 15, 2025 10:52 pm
Replies: 15
by Eodnhoj7 » Tue Jan 07, 2025 6:56 am
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2270 Views

Last post by Eodnhoj7
Wed Jan 15, 2025 10:52 pm
Does PI Necessitate the Circle as Changing?

Last post by Impenitent « Thu Jan 09, 2025 12:34 pm
Replies: 22
by Eodnhoj7 » Mon Dec 30, 2024 12:53 am
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2806 Views

Last post by Impenitent
Thu Jan 09, 2025 12:34 pm
Refuting Gödel:

Last post by godelian « Thu Jan 09, 2025 3:25 am
Replies: 20
by LeoMota » Fri Mar 29, 2024 10:15 am
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9570 Views

Last post by godelian
Thu Jan 09, 2025 3:25 am
Line Segment Can Potentially Be a Circle

Last post by Eodnhoj7 « Tue Jan 07, 2025 12:50 am
Replies: 4
by Eodnhoj7 » Mon Jan 06, 2025 8:20 am

4 Replies

977 Views

Last post by Eodnhoj7
Tue Jan 07, 2025 12:50 am
Paradox Within Law of Identity

Last post by Age « Sat Jan 04, 2025 7:48 am
Replies: 24
by Eodnhoj7 » Mon Dec 23, 2024 6:28 am
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3114 Views

Last post by Age
Sat Jan 04, 2025 7:48 am
Point of Logic

Last post by Eodnhoj7 « Sun Dec 29, 2024 1:57 am
Replies: 15
by Zarathustra » Thu Nov 23, 2023 12:28 am
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8842 Views

Last post by Eodnhoj7
Sun Dec 29, 2024 1:57 am
Is this an example for the Gettier problem in mathematics?

Last post by godelian « Mon Dec 23, 2024 7:37 am
Replies: 1
by godelian » Sun Dec 22, 2024 3:36 pm

1 Replies

1483 Views

Last post by godelian
Mon Dec 23, 2024 7:37 am
Law of identity

Last post by Eodnhoj7 « Mon Dec 23, 2024 6:37 am
Replies: 10
by ohkarmahd » Mon Jun 12, 2023 5:25 pm

10 Replies

8779 Views

Last post by Eodnhoj7
Mon Dec 23, 2024 6:37 am
Is there such a thing as AI?

Last post by Impenitent « Sun Dec 01, 2024 6:36 pm
Replies: 27
by Kaylla » Wed Nov 13, 2024 9:33 pm
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27 Replies

2970 Views

Last post by Impenitent
Sun Dec 01, 2024 6:36 pm
What LEM is not

Last post by Gary Childress « Tue Nov 05, 2024 2:05 pm
Replies: 314
by Magnus Anderson » Sat Oct 12, 2024 7:05 pm
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8344 Views

Last post by Gary Childress
Tue Nov 05, 2024 2:05 pm
Hilbert's hotel is utter nonsense

Last post by Magnus Anderson « Sat Nov 02, 2024 8:24 pm
Replies: 9
by Skepdick » Fri Nov 01, 2024 11:57 am

9 Replies

972 Views

Last post by Magnus Anderson
Sat Nov 02, 2024 8:24 pm
A.I. as a programming assistant..?

Last post by attofishpi « Tue Oct 29, 2024 11:31 am
Replies: 34
by attofishpi » Wed Jul 10, 2024 6:49 am
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34 Replies

4031 Views

Last post by attofishpi
Tue Oct 29, 2024 11:31 am
|R| = |NxN|

Last post by Skepdick « Thu Oct 24, 2024 7:04 am
Replies: 41
by Skepdick » Wed Oct 09, 2024 2:04 pm
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2945 Views

Last post by Skepdick
Thu Oct 24, 2024 7:04 am
Please review my work, which I have been working on for 34 years

Last post by alan1000 « Mon Oct 21, 2024 1:19 pm
Replies: 2
by Greg71 » Sat Jun 15, 2024 3:14 pm

2 Replies

4040 Views

Last post by alan1000
Mon Oct 21, 2024 1:19 pm
∞ is a free variable

Last post by AlonsoAcevesMX « Fri Oct 18, 2024 1:07 am
Replies: 268
by Skepdick » Tue Apr 23, 2024 8:40 am
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268 Replies

10632 Views

Last post by AlonsoAcevesMX
Fri Oct 18, 2024 1:07 am
The constructivist animosity against the law of the excluded middle

Last post by Skepdick « Mon Sep 23, 2024 6:51 pm
Replies: 91
by godelian » Fri Mar 08, 2024 5:42 am
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91 Replies

52086 Views

Last post by Skepdick
Mon Sep 23, 2024 6:51 pm
Tough logic puzzle

Last post by Gary Childress « Wed Jul 31, 2024 6:01 pm
Replies: 39
by Flannel Jesus » Mon Jul 15, 2024 7:12 pm
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39 Replies

4080 Views

Last post by Gary Childress
Wed Jul 31, 2024 6:01 pm
Either you build the machine, or else you use the machine, because in all other cases you are trying to be the machine

Last post by Impenitent « Fri Jun 28, 2024 12:42 am
Replies: 15
by godelian » Fri Jun 21, 2024 1:48 pm
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15 Replies

6153 Views

Last post by Impenitent
Fri Jun 28, 2024 12:42 am
Complexity, deception and Occam

Last post by Iwannaplato « Wed Jun 05, 2024 1:08 pm
Replies: 39
by roydop » Fri Mar 15, 2024 12:06 am
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39 Replies

46223 Views

Last post by Iwannaplato
Wed Jun 05, 2024 1:08 pm
Does Etymology assist learning mathematical terms?

Last post by alan1000 « Tue May 21, 2024 5:30 pm
Replies: 3
by StackExchange » Mon May 20, 2024 8:10 pm

3 Replies

5130 Views

Last post by alan1000
Tue May 21, 2024 5:30 pm
diagonalization, enumeration.

Last post by kouty « Wed May 15, 2024 3:23 pm

by kouty » Wed May 15, 2024 3:23 pm

0 Replies

4267 Views

Last post by kouty
Wed May 15, 2024 3:23 pm
Peano & Ddk Axioms Ultimately Experienced

Last post by godelian « Sat May 04, 2024 1:48 pm
Replies: 6
by Veritas Aequitas » Wed May 01, 2024 4:21 am

6 Replies

3672 Views

Last post by godelian
Sat May 04, 2024 1:48 pm
Mathematicism

Last post by godelian « Sat Apr 27, 2024 6:25 am
Replies: 3
by Veritas Aequitas » Sat Apr 27, 2024 5:58 am

3 Replies

3153 Views

Last post by godelian
Sat Apr 27, 2024 6:25 am
How to motivate ‘unless’ = ‘if not’, with etymology?

Last post by StackExchange « Sun Mar 31, 2024 6:06 pm

by StackExchange » Sun Mar 31, 2024 6:06 pm

0 Replies

5674 Views

Last post by StackExchange
Sun Mar 31, 2024 6:06 pm
Resolution Of The Greatest Philosophical Question About Mathematics: (the red question)

Last post by godelian « Sun Mar 31, 2024 2:57 am
Replies: 5
by roydop » Wed Jan 03, 2024 2:13 pm

5 Replies

10801 Views

Last post by godelian
Sun Mar 31, 2024 2:57 am
Why did Godel come up with a true statement that is unprovable?

Last post by godelian « Mon Mar 25, 2024 2:01 am
Replies: 34
by Gary Childress » Wed Mar 20, 2024 4:33 am
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34 Replies

16571 Views

Last post by godelian
Mon Mar 25, 2024 2:01 am
Godel caught up in a constructivist spiderweb

Last post by godelian « Sat Mar 23, 2024 3:54 am

by godelian » Sat Mar 23, 2024 3:54 am

0 Replies

14597 Views

Last post by godelian
Sat Mar 23, 2024 3:54 am
0 is not a number

Last post by godelian « Tue Mar 19, 2024 6:04 am
Replies: 32
by Zarathustra » Thu Mar 14, 2024 1:26 am
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16706 Views

Last post by godelian
Tue Mar 19, 2024 6:04 am
Zero divided by zero revisited

Last post by Skepdick « Sun Mar 10, 2024 12:51 pm
Replies: 44
by alan1000 » Sat Dec 23, 2023 1:10 pm
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44 Replies

27708 Views

Last post by Skepdick
Sun Mar 10, 2024 12:51 pm
A mathematical perspective on the phenomenon of "miracles"

Last post by godelian « Wed Mar 06, 2024 1:38 am
Replies: 45
by godelian » Tue Feb 27, 2024 7:39 am
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21227 Views

Last post by godelian
Wed Mar 06, 2024 1:38 am
Is it possible to define a measure of how interesting is a given mathematical theory?

Last post by Impenitent « Fri Feb 23, 2024 10:50 pm
Replies: 6
by mephist » Thu Dec 21, 2023 6:19 pm

6 Replies

7918 Views

Last post by Impenitent
Fri Feb 23, 2024 10:50 pm
Zero divided by Zero =

Last post by wtf « Sat Jan 06, 2024 4:17 am
Replies: 43
by Dontaskme » Fri Apr 14, 2023 6:14 pm
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34199 Views

Last post by wtf
Sat Jan 06, 2024 4:17 am
Tarski Undefinability Theorem Succinctly Refuted

Last post by alan1000 « Thu Dec 28, 2023 2:40 pm
Replies: 108
by PeteOlcott » Tue Apr 02, 2019 9:48 pm
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108 Replies

59429 Views

Last post by alan1000
Thu Dec 28, 2023 2:40 pm
Set Theory is Ignorance/Maya

Last post by alan1000 « Thu Dec 28, 2023 2:14 pm
Replies: 7
by roydop » Mon Feb 13, 2023 3:54 pm

7 Replies

8952 Views

Last post by alan1000
Thu Dec 28, 2023 2:14 pm
Are Physical Quantities Additive?

Last post by alan1000 « Sat Dec 23, 2023 12:26 pm
Replies: 2
by Paul Talbot » Sat Sep 23, 2023 9:53 pm

2 Replies

7570 Views

Last post by alan1000
Sat Dec 23, 2023 12:26 pm
The gold standard book, and books, on logic? +more

Last post by Zarathustra « Wed Dec 13, 2023 2:12 pm
Replies: 20
by Boblitico8 » Sun Sep 17, 2023 1:10 pm
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15433 Views

Last post by Zarathustra
Wed Dec 13, 2023 2:12 pm
1=0 III

Last post by commonsense « Wed Nov 29, 2023 9:44 pm
Replies: 141
by Eodnhoj7 » Thu Nov 03, 2022 11:46 pm
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88691 Views

Last post by commonsense
Wed Nov 29, 2023 9:44 pm
Requiring the logically impossible is always an invalid requirement

Last post by Skepdick « Fri Oct 20, 2023 6:23 pm
Replies: 36
by PeteOlcott » Fri Oct 20, 2023 3:28 am
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18853 Views

Last post by Skepdick
Fri Oct 20, 2023 6:23 pm
Simplified Halting Problem Proof Rebuttal

Last post by PeteOlcott « Fri Oct 20, 2023 5:44 pm
Replies: 84
by PeteOlcott » Sun Oct 15, 2023 2:29 pm
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37423 Views

Last post by PeteOlcott
Fri Oct 20, 2023 5:44 pm
This clearly answers the question: "Why does mathematics appear to have both discovered and invented qualities?"

Last post by roydop « Tue Oct 17, 2023 10:19 pm
Replies: 63
by roydop » Sun Oct 08, 2023 4:23 pm
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33843 Views

Last post by roydop
Tue Oct 17, 2023 10:19 pm
As long as True(L,x) remains uncomputable humanity may soon perish

Last post by PeteOlcott « Sun Oct 15, 2023 2:21 am
Replies: 63
by PeteOlcott » Sat Apr 29, 2023 10:25 pm
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63 Replies

32933 Views

Last post by PeteOlcott
Sun Oct 15, 2023 2:21 am
Self Referential Undecidability Construed as Incorrect Questions

Last post by PeteOlcott « Sat Oct 14, 2023 11:11 pm
Replies: 24
by PeteOlcott » Thu Oct 12, 2023 3:50 pm
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24 Replies

13367 Views

Last post by PeteOlcott
Sat Oct 14, 2023 11:11 pm
Logic: Where Correct Thought and Correct Sense Contradict

Last post by restlessboy « Wed Oct 11, 2023 5:28 am
Replies: 61
by Eodnhoj7 » Wed Apr 12, 2023 11:55 pm
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61 Replies

32460 Views

Last post by restlessboy
Wed Oct 11, 2023 5:28 am
Finitism made precise

Last post by promethean75 « Fri Sep 29, 2023 12:38 pm
Replies: 30
by Skepdick » Tue Sep 19, 2023 10:53 am
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30 Replies

17879 Views

Last post by promethean75
Fri Sep 29, 2023 12:38 pm
The Contradiction of the Point

Last post by Wizard22 « Sat Sep 02, 2023 8:39 am
Replies: 80
by Eodnhoj7 » Fri Mar 10, 2023 8:58 pm
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80 Replies

54854 Views

Last post by Wizard22
Sat Sep 02, 2023 8:39 am
Binary

Last post by Age « Fri Sep 01, 2023 2:04 pm
Replies: 88
by Gary Childress » Fri Aug 25, 2023 11:46 am
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36534 Views

Last post by Age
Fri Sep 01, 2023 2:04 pm
The Contradiction of Identity

Last post by popeye1945 « Thu Aug 10, 2023 11:36 am
Replies: 11
by Eodnhoj7 » Sun Jun 04, 2023 11:44 pm

11 Replies

9132 Views

Last post by popeye1945
Thu Aug 10, 2023 11:36 am
Infinity-big and Infinity-small in Physics.

Last post by alan1000 « Sun Jul 23, 2023 12:18 pm
Replies: 2
by socrat44 » Fri Jun 23, 2023 11:32 am

2 Replies

8388 Views

Last post by alan1000
Sun Jul 23, 2023 12:18 pm

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