Question

Why is the additional time added to faster expression in this uniform motion problem?

score 48 · Answer 1 · 2026-04-14 10:22:34

48

Views

Why is the additional time added to faster expression in this uniform motion problem?

Published on 14 Apr 2026 - 10:22

score 87 · Answer 2 · 2026-04-15 05:05:08

87

Views

Show that: The set of all finite subsets of $\mathbb{N}$ is a countable set

Published on 15 Apr 2026 - 5:05

score 228 · Answer 3 · 2026-04-14 06:37:40

228

Views

Prove that n^3 - n is a multiple of 6 for all positive integral values of n

Published on 14 Apr 2026 - 6:37

score 418 · Answer 4 · 2026-04-12 12:58:38

418

Views

Handshaking puzzle

Published on 12 Apr 2026 - 12:58

score 137 · Answer 5 · 2026-04-16 23:42:33

137

Views

There is a bijection from the set of double cosets $F g F$ to the set of orbits of $X$ under $F$

Published on 16 Apr 2026 - 23:42

score 117 · Answer 6 · 2026-04-13 20:45:04

117

Views

How to prove that $f(x)-x f'(x)\neq 0$?

Published on 13 Apr 2026 - 20:45

score 21 · Answer 7 · 2026-04-16 07:32:04

21

Views

the probability that the system remains at transient states forever and the probability that the system goes into absorbing states

Published on 16 Apr 2026 - 7:32

score 141 · Answer 8 · 2026-04-15 19:23:42

141

Views

$X = f^{-1}(f(X))$ if and only if $X = f^{-1}(Z)$ for some $Z \subseteq B$

Published on 15 Apr 2026 - 19:23

score 83 · Answer 9 · 2026-04-14 15:10:52

83

Views

Primary Decomposition Theorem; minimal polynomial proof

Published on 14 Apr 2026 - 15:10

score 261 · Answer 10 · 2026-04-15 11:36:23

261

Views

Is my proof of an upper bound $u$ is the supremum of $\mathit{A}$ iff $\forall(\epsilon>0)$ $\exists a\in\mathit{A}$ such that $u-\epsilon<a$ correct?

Published on 15 Apr 2026 - 11:36

score 57 · Answer 11 · 2026-04-12 12:47:19

57

Views

Is this claim valid as a proof?

Published on 12 Apr 2026 - 12:47

score 165 · Answer 12 · 2026-04-23 19:37:23

165

Views

Alibaba is the leader of Forty Thieves. One day, the thieves found 100 golden coins. The Forty Thieves wanted 80 golden coins, but..

Published on 23 Apr 2026 - 19:37

score 49 · Answer 13 · 2026-04-16 14:37:01

49

Views

Is a function from $\Bbb{R}^+\times\Bbb{R}^+\rightarrow\Bbb{R}^+\times\Bbb{R}^+$ injective and/or surjective?

Published on 16 Apr 2026 - 14:37

score 163 · Answer 14 · 2026-04-12 23:46:07

163

Views

Can the fact that the identity permutation is (only) even be proven by means of the sign function?

Published on 12 Apr 2026 - 23:46

score 40 · Answer 15 · 2026-03-25 21:48:13

40

Views

Counting consecutive integers that are divisible by primes relatively prime to an arbitrary $n$

Published on 25 Mar 2026 - 21:48

List Question

Why is the additional time added to faster expression in this uniform motion problem?

Show that: The set of all finite subsets of $\mathbb{N}$ is a countable set

Prove that n^3 - n is a multiple of 6 for all positive integral values of n

Handshaking puzzle

There is a bijection from the set of double cosets $F g F$ to the set of orbits of $X$ under $F$

How to prove that $f(x)-x f'(x)\neq 0$?

the probability that the system remains at transient states forever and the probability that the system goes into absorbing states

$X = f^{-1}(f(X))$ if and only if $X = f^{-1}(Z)$ for some $Z \subseteq B$

Primary Decomposition Theorem; minimal polynomial proof

Is my proof of an upper bound $u$ is the supremum of $\mathit{A}$ iff $\forall(\epsilon>0)$ $\exists a\in\mathit{A}$ such that $u-\epsilon<a$ correct?

Is this claim valid as a proof?

Alibaba is the leader of Forty Thieves. One day, the thieves found 100 golden coins. The Forty Thieves wanted 80 golden coins, but..

Is a function from $\Bbb{R}^+\times\Bbb{R}^+\rightarrow\Bbb{R}^+\times\Bbb{R}^+$ injective and/or surjective?

Can the fact that the identity permutation is (only) even be proven by means of the sign function?

Counting consecutive integers that are divisible by primes relatively prime to an arbitrary $n$

Trending Questions

Popular # Hahtags

Popular Questions