Question

Restriction of polynomials of order $m$ to $(t_1, \ldots, t_n)$ is closed?

score 92 · Answer 1 · 2020-03-02 09:49:30

92

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Restriction of polynomials of order $m$ to $(t_1, \ldots, t_n)$ is closed?

Published on 02 Mar 2020 - 9:49

score 111 · Answer 2 · 2026-03-27 21:59:27

111

Views

Find $\frac{dy}{dx}$ given the equation $x^2y-e^y+9=0$

Published on 27 Mar 2026 - 21:59

score 317 · Answer 3 · 2026-03-26 04:37:57

317

Views

If each edge of a graph $G=(V,E)$ belongs to exactly one triangle then $|E|=\omicron(n^{2})$.

Published on 26 Mar 2026 - 4:37

score 128 · Answer 4 · 2026-03-25 17:38:55

128

Views

the graph of any continuous map is closed on Banach spaces.

Published on 25 Mar 2026 - 17:38

score 34 · Answer 5 · 2020-03-02 21:37:49

34

Views

Matrices Manipulations.

Published on 02 Mar 2020 - 21:37

score 56 · Answer 6 · 2026-03-25 22:11:26

56

Views

How do I prove the function $f(x,y)=(3−x−y)xy$ has a local maximum?

Published on 25 Mar 2026 - 22:11

score 83 · Answer 7 · 2026-04-02 11:40:37

83

Views

Distance of a point from a straight line in $\Bbb R^2$: are there other simple proofs?

Published on 02 Apr 2026 - 11:40

score 60 · Answer 8 · 2020-03-02 23:33:25

60

Views

Define $t_{n}$ recursively by setting $t_{0} = 0$ and $t_{n} = t_{n-1} + \frac{1}{2}(t-t_{n-1})^{2}$. What is $\lim_{n\rightarrow+\infty}t_{n}$?

Published on 02 Mar 2020 - 23:33

score 647 · Answer 9 · 2026-03-26 03:06:11

647

Views

Lee's Smooth Manifolds Problem 5-22. Proving Theorem 5.48 on the existence of defining function for regular domains

Published on 26 Mar 2026 - 3:06

score 128 · Answer 10 · 2020-03-03 01:37:46

128

Views

Eigenvalues with different algebraic multiplicities of an upper-triangular matrix

Published on 03 Mar 2020 - 1:37

score 57 · Answer 11 · 2020-03-03 02:22:46

57

Views

Decide if $\{f_n(x) : n\in\mathbb{N}\}$ converges to $f$ uniformly or not.

Published on 03 Mar 2020 - 2:22

score 395 · Answer 12 · 2020-03-03 02:35:55

395

Views

Sequence converges if every subsequence has a convergent subsequence with unique limit

Published on 03 Mar 2020 - 2:35

score 51 · Answer 13 · 2026-04-04 09:21:14

51

Views

Proof check for induced metric on bounded real-valued functions.

Published on 04 Apr 2026 - 9:21

score 2.7k · Answer 14 · 2020-03-03 03:15:53

2.7k

Views

Verification of induction proof for handshake lemma

Published on 03 Mar 2020 - 3:15

score 84 · Answer 15 · 2026-03-25 17:36:28

84

Views

prove that $\Lambda(S)$ is closed for every closed set $S \subset X$

Published on 25 Mar 2026 - 17:36

List Question

Restriction of polynomials of order $m$ to $(t_1, \ldots, t_n)$ is closed?

Find $\frac{dy}{dx}$ given the equation $x^2y-e^y+9=0$

If each edge of a graph $G=(V,E)$ belongs to exactly one triangle then $|E|=\omicron(n^{2})$.

the graph of any continuous map is closed on Banach spaces.

Matrices Manipulations.

How do I prove the function $f(x,y)=(3−x−y)xy$ has a local maximum?

Distance of a point from a straight line in $\Bbb R^2$: are there other simple proofs?

Define $t_{n}$ recursively by setting $t_{0} = 0$ and $t_{n} = t_{n-1} + \frac{1}{2}(t-t_{n-1})^{2}$. What is $\lim_{n\rightarrow+\infty}t_{n}$?

Lee's Smooth Manifolds Problem 5-22. Proving Theorem 5.48 on the existence of defining function for regular domains

Eigenvalues with different algebraic multiplicities of an upper-triangular matrix

Decide if $\{f_n(x) : n\in\mathbb{N}\}$ converges to $f$ uniformly or not.

Sequence converges if every subsequence has a convergent subsequence with unique limit

Proof check for induced metric on bounded real-valued functions.

Verification of induction proof for handshake lemma

prove that $\Lambda(S)$ is closed for every closed set $S \subset X$

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