Question

Large gaps between small primes

score 89 · Answer 1 · 2026-03-26 04:13:25

89

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Large gaps between small primes

Published on 26 Mar 2026 - 4:13

score 173 · Answer 2 · 2023-07-29 16:16:36

173

Views

Can we define natural numbers starting from another set other than empty set?

Published on 29 Jul 2023 - 16:16

score 87 · Answer 3 · 2023-08-02 20:02:02

87

Views

Is there a sensible first order expression meaning that every set in $\omega$ is some set-theoretical natural number?

Published on 02 Aug 2023 - 20:02

score 62 · Answer 4 · 2023-08-04 17:08:12

62

Views

find the supremum and infimum of a set

Published on 04 Aug 2023 - 17:08

score 49 · Answer 5 · 2023-08-15 22:09:16

49

Views

Confusion regarding definition of Natural Numbers (from book Numbers, english version of Zahlen)

Published on 15 Aug 2023 - 22:09

score 39 · Answer 6 · 2023-08-19 08:49:11

39

Views

Induction principle in its set formulation and in its property formulation: which one to use in a well-redacted Induction Step of an induction?

Published on 19 Aug 2023 - 8:49

score 50 · Answer 7 · 2023-08-19 09:41:54

50

Views

Peter winkler's "Numbers" puzzle "Zeroes, Ones, and Twos"

Published on 19 Aug 2023 - 9:41

score 172 · Answer 8 · 2023-08-19 14:32:40

172

Views

What is the proper definition of a "Factor"?

Published on 19 Aug 2023 - 14:32

score 370 · Answer 9 · 2023-08-22 03:46:27

370

Views

Difference between N & N+ domain

Published on 22 Aug 2023 - 3:46

score 60 · Answer 10 · 2023-08-23 09:31:02

60

Views

Why does ZF natural number construction not simply use n+1={n} instead of n+1=n $\cup$ {n}?

Published on 23 Aug 2023 - 9:31

score 99 · Answer 11 · 2026-03-27 09:11:46

99

Views

How to prove natural number addition using induction?

Published on 27 Mar 2026 - 9:11

score 37 · Answer 12 · 2026-03-26 19:24:38

37

Views

Why does this sequence switch from odds to evens?

Published on 26 Mar 2026 - 19:24

score 99 · Answer 13 · 2023-09-06 18:35:55

99

Views

Why does Shilov exclude $0$ from natural numbers?

Published on 06 Sep 2023 - 18:35

score 101 · Answer 14 · 2026-03-27 10:34:23

101

Views

What is 'increment' in Peano Axioms?

Published on 27 Mar 2026 - 10:34

score 59 · Answer 15 · 2023-09-08 07:59:35

59

Views

Proving the well ordering principle starting from the axiom of completeness. Is this topological proof valid?

Published on 08 Sep 2023 - 7:59

List Question

Large gaps between small primes

Can we define natural numbers starting from another set other than empty set?

Is there a sensible first order expression meaning that every set in $\omega$ is some set-theoretical natural number?

find the supremum and infimum of a set

Confusion regarding definition of Natural Numbers (from book Numbers, english version of Zahlen)

Induction principle in its set formulation and in its property formulation: which one to use in a well-redacted Induction Step of an induction?

Peter winkler's "Numbers" puzzle "Zeroes, Ones, and Twos"

What is the proper definition of a "Factor"?

Difference between N & N+ domain

Why does ZF natural number construction not simply use n+1={n} instead of n+1=n $\cup$ {n}?

How to prove natural number addition using induction?

Why does this sequence switch from odds to evens?

Why does Shilov exclude $0$ from natural numbers?

What is 'increment' in Peano Axioms?

Proving the well ordering principle starting from the axiom of completeness. Is this topological proof valid?

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