Question

Elementary diophantine equations with unknown solutions

score 227 · Answer 1 · 2019-06-02 13:01:16

227

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Elementary diophantine equations with unknown solutions

Published on 02 Jun 2019 - 13:01

score 170 · Answer 2 · 2019-06-02 21:02:00

170

Views

Is it true that the first n prime numbers can be divided into two sets with sums differing at most by 1 for all n>1?

Published on 02 Jun 2019 - 21:02

score 166 · Answer 3 · 2019-06-04 03:56:04

166

Views

For $m,n\in \omega, m \leq n$ imply $\exists ! p\in \omega\ s.t\ m+p=n$

Published on 04 Jun 2019 - 3:56

score 38 · Answer 4 · 2019-06-04 04:43:06

38

Views

Examples of commutative semirings satisfying $kb = hb + r \ \; \text{ iff } \; k = h \text{ and } r = 0$.

Published on 04 Jun 2019 - 4:43

score 87 · Answer 5 · 2019-06-10 03:14:36

87

Views

Differently-representable naturals in bases $b>1$

Published on 10 Jun 2019 - 3:14

score 1k · Answer 6 · 2026-03-26 07:44:14

1k

Views

Finite Ordinals and Natural Numbers

Published on 26 Mar 2026 - 7:44

score 511 · Answer 7 · 2026-03-25 09:25:25

511

Views

Is there a specialized formula for Lagrangian interpolation on equispaced points?

Published on 25 Mar 2026 - 9:25

score 72 · Answer 8 · 2019-06-13 19:38:28

72

Views

For $x,y,n\in N$, find the smallest $n$ for which there exist four different pairs of solutions $(x,y)$ of $5x+6y=n$

Published on 13 Jun 2019 - 19:38

score 111 · Answer 9 · 2019-06-14 19:33:35

111

Views

Number of nonnegative solutions of equation ax+by=n

Published on 14 Jun 2019 - 19:33

score 295 · Answer 10 · 2026-03-25 15:41:06

295

Views

Hierarchy of subsets of $\mathbb{N}$

Published on 25 Mar 2026 - 15:41

score 418 · Answer 11 · 2026-03-26 02:58:19

418

Views

Why does induction only allow numbers connected to $0$ to be natural?

Published on 26 Mar 2026 - 2:58

score 1.7k · Answer 12 · 2019-06-20 05:37:38

1.7k

Views

How to construct natural numbers by set theory?

Published on 20 Jun 2019 - 5:37

score 110 · Answer 13 · 2019-06-20 15:12:59

110

Views

Foundations of analysis - Natural number addition operator proof/definition

Published on 20 Jun 2019 - 15:12

score 87 · Answer 14 · 2026-03-25 14:27:21

87

Views

Non trivial bijective maps from $\mathbb{N}^{3}$ to $\mathbb{N}^3$

Published on 25 Mar 2026 - 14:27

score 119 · Answer 15 · 2019-06-21 15:01:20

119

Views

If $A,B \subset \mathbb N$ with $\delta(A)=\delta(B)=0$, does $\delta(A\cup B)$ exist?

Published on 21 Jun 2019 - 15:01

List Question

Elementary diophantine equations with unknown solutions

Is it true that the first n prime numbers can be divided into two sets with sums differing at most by 1 for all n>1?

For $m,n\in \omega, m \leq n$ imply $\exists ! p\in \omega\ s.t\ m+p=n$

Examples of commutative semirings satisfying $kb = hb + r \ \; \text{ iff } \; k = h \text{ and } r = 0$.

Differently-representable naturals in bases $b>1$

Finite Ordinals and Natural Numbers

Is there a specialized formula for Lagrangian interpolation on equispaced points?

For $x,y,n\in N$, find the smallest $n$ for which there exist four different pairs of solutions $(x,y)$ of $5x+6y=n$

Number of nonnegative solutions of equation ax+by=n

Hierarchy of subsets of $\mathbb{N}$

Why does induction only allow numbers connected to $0$ to be natural?

How to construct natural numbers by set theory?

Foundations of analysis - Natural number addition operator proof/definition

Non trivial bijective maps from $\mathbb{N}^{3}$ to $\mathbb{N}^3$

If $A,B \subset \mathbb N$ with $\delta(A)=\delta(B)=0$, does $\delta(A\cup B)$ exist?

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