Logic and Philosophy of Mathematics

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Statements are true or false?

Last post by osgart « Wed Oct 19, 2016 12:09 am
Replies: 33
by A_Seagull » Thu Sep 22, 2016 6:05 am
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33 Replies

12056 Views

Last post by osgart
Wed Oct 19, 2016 12:09 am
The easiest hard problem (partition)

Last post by duszek « Mon May 16, 2016 8:25 pm
Replies: 5
by duszek » Mon May 16, 2016 3:58 pm

5 Replies

2268 Views

Last post by duszek
Mon May 16, 2016 8:25 pm
y = 1^n where n approaches infinity can be anything

Last post by Philosophy Explorer « Fri Mar 25, 2016 3:04 am
Replies: 18
by Philosophy Explorer » Mon Mar 21, 2016 11:01 am
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18 Replies

4838 Views

Last post by Philosophy Explorer
Fri Mar 25, 2016 3:04 am
Zero divided by Zero equals 0 & 1 & ∞

Last post by Dalek Prime « Thu Mar 03, 2016 5:28 pm
Replies: 116
by Jaded Sage » Wed Oct 28, 2015 12:54 am
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116 Replies

40143 Views

Last post by Dalek Prime
Thu Mar 03, 2016 5:28 pm
Is Pareto's Principle valid?

Last post by Philosophy Explorer « Sun Feb 28, 2016 11:48 pm

by Philosophy Explorer » Sun Feb 28, 2016 11:48 pm

0 Replies

1288 Views

Last post by Philosophy Explorer
Sun Feb 28, 2016 11:48 pm
The Axiom Of Identity *Challenged*

Last post by Dalek Prime « Thu Feb 18, 2016 6:39 am
Replies: 232
by Moyo » Sun Jun 28, 2015 11:44 am
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232 Replies

58722 Views

Last post by Dalek Prime
Thu Feb 18, 2016 6:39 am
Would you accept a math proof by computer?

Last post by Philosophy Explorer « Tue Dec 15, 2015 8:27 am

by Philosophy Explorer » Tue Dec 15, 2015 8:27 am

0 Replies

1952 Views

Last post by Philosophy Explorer
Tue Dec 15, 2015 8:27 am
The scams of Statistics...

Last post by Scott Mayers « Sat Dec 05, 2015 3:01 pm
Replies: 268
by Scott Mayers » Sun Aug 23, 2015 12:56 pm
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268 Replies

70030 Views

Last post by Scott Mayers
Sat Dec 05, 2015 3:01 pm
What does math mean to you?

Last post by wtf « Thu Dec 03, 2015 5:57 pm
Replies: 3
by Philosophy Explorer » Thu Dec 03, 2015 2:13 am

3 Replies

2069 Views

Last post by wtf
Thu Dec 03, 2015 5:57 pm
Is math as real as infinity...and vice-versa?

Last post by Arising_uk « Sun Nov 29, 2015 1:03 am
Replies: 1
by Philosophy Explorer » Sat Nov 28, 2015 11:28 pm

1 Replies

1272 Views

Last post by Arising_uk
Sun Nov 29, 2015 1:03 am
The implications of Maxwell's equations

Last post by Philosophy Explorer « Sun Nov 22, 2015 9:38 pm

by Philosophy Explorer » Sun Nov 22, 2015 9:38 pm

0 Replies

2300 Views

Last post by Philosophy Explorer
Sun Nov 22, 2015 9:38 pm
Making divergent series convergent

Last post by Philosophy Explorer « Sat Nov 21, 2015 6:35 am

by Philosophy Explorer » Sat Nov 21, 2015 6:35 am

0 Replies

1984 Views

Last post by Philosophy Explorer
Sat Nov 21, 2015 6:35 am
Einstein and his right triangle proof

Last post by Philosophy Explorer « Thu Nov 19, 2015 6:06 pm

by Philosophy Explorer » Thu Nov 19, 2015 6:06 pm

0 Replies

1850 Views

Last post by Philosophy Explorer
Thu Nov 19, 2015 6:06 pm
When you've lost your marbles.

Last post by Jaded Sage « Thu Nov 19, 2015 11:17 am

by Jaded Sage » Thu Nov 19, 2015 11:17 am

0 Replies

1865 Views

Last post by Jaded Sage
Thu Nov 19, 2015 11:17 am
Topology breakthrough

Last post by Philosophy Explorer « Thu Nov 12, 2015 7:57 pm

by Philosophy Explorer » Thu Nov 12, 2015 7:57 pm

0 Replies

1605 Views

Last post by Philosophy Explorer
Thu Nov 12, 2015 7:57 pm
Diagonal prime numbers

Last post by Glenn Westmore « Wed Nov 11, 2015 10:09 pm
Replies: 16
by Philosophy Explorer » Fri Oct 24, 2014 6:43 pm
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16 Replies

7571 Views

Last post by Glenn Westmore
Wed Nov 11, 2015 10:09 pm
Irrational numbers digits density

Last post by Scott Mayers « Mon Oct 26, 2015 7:09 pm
Replies: 10
by Philosophy Explorer » Wed Oct 29, 2014 10:42 pm

10 Replies

4412 Views

Last post by Scott Mayers
Mon Oct 26, 2015 7:09 pm
After Reimann

Last post by Moyo « Wed Oct 21, 2015 7:08 pm
Replies: 49
by Moyo » Thu Oct 15, 2015 1:35 am
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49 Replies

14417 Views

Last post by Moyo
Wed Oct 21, 2015 7:08 pm
Are there any limits to quantum algorithms?

Last post by wtf « Wed Oct 21, 2015 5:38 pm
Replies: 1
by Philosophy Explorer » Wed Oct 14, 2015 1:48 pm

1 Replies

1364 Views

Last post by wtf
Wed Oct 21, 2015 5:38 pm
Comparing infinite sets

Last post by Lawrence Crocker « Mon Oct 05, 2015 9:21 pm
Replies: 5
by Philosophy Explorer » Sun Aug 31, 2014 2:44 pm

5 Replies

3883 Views

Last post by Lawrence Crocker
Mon Oct 05, 2015 9:21 pm
Axioms and postulates

Last post by Scott Mayers « Sat Oct 03, 2015 11:28 am
Replies: 5
by Philosophy Explorer » Fri Oct 02, 2015 3:15 pm

5 Replies

2822 Views

Last post by Scott Mayers
Sat Oct 03, 2015 11:28 am
The true meaning of numbers

Last post by Philosophy Explorer « Mon Sep 28, 2015 8:59 am
Replies: 5
by Philosophy Explorer » Fri Sep 25, 2015 1:06 am

5 Replies

2223 Views

Last post by Philosophy Explorer
Mon Sep 28, 2015 8:59 am
Another logic problem

Last post by Philosophy Explorer « Mon Sep 28, 2015 1:31 am

by Philosophy Explorer » Mon Sep 28, 2015 1:31 am

0 Replies

1321 Views

Last post by Philosophy Explorer
Mon Sep 28, 2015 1:31 am
Ten classic paradoxes

Last post by vegetariantaxidermy « Fri Sep 25, 2015 11:56 am
Replies: 1
by Philosophy Explorer » Fri Sep 25, 2015 8:16 am

1 Replies

1472 Views

Last post by vegetariantaxidermy
Fri Sep 25, 2015 11:56 am
What do you think of proof by computer?

Last post by Philosophy Explorer « Fri Sep 25, 2015 8:30 am

by Philosophy Explorer » Fri Sep 25, 2015 8:30 am

0 Replies

1195 Views

Last post by Philosophy Explorer
Fri Sep 25, 2015 8:30 am
Plato's Theory of Forms...

Last post by Obvious Leo « Mon Sep 21, 2015 9:22 pm
Replies: 84
by Scott Mayers » Thu Jul 16, 2015 3:50 am
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21091 Views

Last post by Obvious Leo
Mon Sep 21, 2015 9:22 pm
Where do patterns come from?

Last post by Philosophy Explorer « Mon Sep 21, 2015 1:09 am

by Philosophy Explorer » Mon Sep 21, 2015 1:09 am

0 Replies

1257 Views

Last post by Philosophy Explorer
Mon Sep 21, 2015 1:09 am
Proving that the difference between any two anagram numbers is always a multiple of nine

Last post by dionisos « Fri Sep 11, 2015 10:29 am
Replies: 59
by Philosophy Explorer » Mon Aug 17, 2015 3:59 am
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59 Replies

19222 Views

Last post by dionisos
Fri Sep 11, 2015 10:29 am
Is infinity all black and white?

Last post by wtf « Thu Sep 10, 2015 12:22 am
Replies: 5
by Philosophy Explorer » Thu May 07, 2015 3:31 pm

5 Replies

2862 Views

Last post by wtf
Thu Sep 10, 2015 12:22 am
Differential calculus defined by differences - what more meaningful ?

Last post by dionisos « Wed Sep 09, 2015 1:56 am
Replies: 12
by NielsBohr » Sat Aug 08, 2015 8:08 pm

12 Replies

4711 Views

Last post by dionisos
Wed Sep 09, 2015 1:56 am
What is a good proof in math?

Last post by dionisos « Fri Sep 04, 2015 9:10 pm
Replies: 8
by Philosophy Explorer » Fri Sep 04, 2015 5:26 pm

8 Replies

3209 Views

Last post by dionisos
Fri Sep 04, 2015 9:10 pm
For Bayes: No Exceptions to Cromwell's Rule

Last post by dionisos « Fri Sep 04, 2015 6:41 pm
Replies: 5
by Lawrence Crocker » Wed Sep 02, 2015 12:21 pm

5 Replies

2357 Views

Last post by dionisos
Fri Sep 04, 2015 6:41 pm
Does all math have potential use?

Last post by NielsBohr « Tue Aug 11, 2015 8:10 pm
Replies: 3
by Philosophy Explorer » Mon Aug 10, 2015 3:44 pm

3 Replies

1716 Views

Last post by NielsBohr
Tue Aug 11, 2015 8:10 pm
Is zero the greatest advance in mathematics?

Last post by Hobbes' Choice « Fri Jul 31, 2015 12:20 am
Replies: 33
by Philosophy Explorer » Fri Dec 19, 2014 11:35 pm
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33 Replies

9801 Views

Last post by Hobbes' Choice
Fri Jul 31, 2015 12:20 am
The first poster of this thread is God...

Last post by Dalek Prime « Sun Jul 26, 2015 5:11 am
Replies: 11
by Scott Mayers » Fri Jul 24, 2015 6:32 am

11 Replies

3502 Views

Last post by Dalek Prime
Sun Jul 26, 2015 5:11 am
Geometry (a useful fiction)

Last post by Hobbes' Choice « Tue Jul 14, 2015 2:02 pm
Replies: 30
by Nicomedes » Fri Jul 03, 2015 6:50 am
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30 Replies

8929 Views

Last post by Hobbes' Choice
Tue Jul 14, 2015 2:02 pm
Relative Mathematics

Last post by conway « Wed Jun 24, 2015 12:37 am

by conway » Wed Jun 24, 2015 12:37 am

0 Replies

1378 Views

Last post by conway
Wed Jun 24, 2015 12:37 am
What does zero times infinity equal?

Last post by Dalek Prime « Tue Jun 23, 2015 3:24 am
Replies: 22
by Philosophy Explorer » Mon Apr 13, 2015 11:18 pm
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22 Replies

7503 Views

Last post by Dalek Prime
Tue Jun 23, 2015 3:24 am
Is mathematics mostly deterministic or nondeterministic in nature?

Last post by Philosophy Explorer « Tue Jun 16, 2015 7:30 pm

by Philosophy Explorer » Tue Jun 16, 2015 7:30 pm

0 Replies

1366 Views

Last post by Philosophy Explorer
Tue Jun 16, 2015 7:30 pm
Which math foundation do you favor?

Last post by Dalek Prime « Mon Jun 15, 2015 4:27 am
Replies: 1
by Philosophy Explorer » Sun Sep 28, 2014 11:11 pm

1 Replies

2035 Views

Last post by Dalek Prime
Mon Jun 15, 2015 4:27 am
Soundness and Completeness of a limited language

Last post by Dalek Prime « Mon Jun 15, 2015 4:23 am
Replies: 1
by SynodOfDordt » Wed May 13, 2015 4:29 pm

1 Replies

1209 Views

Last post by Dalek Prime
Mon Jun 15, 2015 4:23 am
Is math merely an invention of the human mind?

Last post by Hobbes' Choice « Thu Jun 11, 2015 9:25 am
Replies: 21
by Philosophy Explorer » Wed Jun 10, 2015 7:17 am
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21 Replies

6827 Views

Last post by Hobbes' Choice
Thu Jun 11, 2015 9:25 am
Should you switch?

Last post by Philosophy Explorer « Wed Jun 03, 2015 9:21 pm

by Philosophy Explorer » Wed Jun 03, 2015 9:21 pm

0 Replies

1421 Views

Last post by Philosophy Explorer
Wed Jun 03, 2015 9:21 pm
"If P implies Q, and Q is false, then P is also false."

Last post by Rilx « Sun May 31, 2015 11:13 am
Replies: 12
by ReliStuPhD » Thu Feb 12, 2015 6:04 pm

12 Replies

6577 Views

Last post by Rilx
Sun May 31, 2015 11:13 am
What is the Purpose of Logic?

Last post by Systematic « Sat May 30, 2015 8:39 pm
Replies: 15
by Wyman » Fri Apr 24, 2015 2:57 pm
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15 Replies

9978 Views

Last post by Systematic
Sat May 30, 2015 8:39 pm
Infinity problem

Last post by Arising_uk « Mon May 25, 2015 10:52 pm
Replies: 18
by Philosophy Explorer » Thu May 21, 2015 8:56 pm
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18 Replies

5887 Views

Last post by Arising_uk
Mon May 25, 2015 10:52 pm
R.I.P. John Nash

Last post by Gary Childress « Mon May 25, 2015 3:37 pm
Replies: 1
by Obvious Leo » Mon May 25, 2015 3:54 am

1 Replies

1241 Views

Last post by Gary Childress
Mon May 25, 2015 3:37 pm
The Mathematics of Unifiables, and a New Periodic Table

Last post by Karrim « Mon May 25, 2015 4:57 am
Replies: 9
by The Voice of Time » Mon Jan 27, 2014 12:34 am

9 Replies

4178 Views

Last post by Karrim
Mon May 25, 2015 4:57 am
Kant and his philosophy of mathematics

Last post by Impenitent « Mon May 04, 2015 10:41 pm
Replies: 7
by volatileworld » Sun Jun 22, 2014 12:15 pm

7 Replies

3569 Views

Last post by Impenitent
Mon May 04, 2015 10:41 pm
Why do numbers exist?

Last post by Lawrence Crocker « Sun Apr 19, 2015 1:43 pm
Replies: 26
by qsa » Mon Feb 23, 2015 2:32 am
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26 Replies

10373 Views

Last post by Lawrence Crocker
Sun Apr 19, 2015 1:43 pm

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