Question

Showing $(0,1)^3$ is not homeomorphic to $[0,1)^3$

score 71 · Answer 1 · 2026-04-16 08:12:42

71

Views

Showing $(0,1)^3$ is not homeomorphic to $[0,1)^3$

Published on 16 Apr 2026 - 8:12

score 84 · Answer 2 · 2026-04-13 07:15:42

84

Views

Finding Adjoint Linear Operators in a Hilbert Space

Published on 13 Apr 2026 - 7:15

score 225 · Answer 3 · 2026-05-10 19:48:45

225

Views

Proving that the free abelian group $G$ for the set $\mathbb{N}$ is isomorphic to its product with itself $G \times G$

Published on 10 May 2026 - 19:48

score 350 · Answer 4 · 2026-04-14 12:25:49

350

Views

Component-wise limit of vector-valued function

Published on 14 Apr 2026 - 12:25

score 57 · Answer 5 · 2026-04-10 22:08:18

57

Views

General Formula of a Linear Operator given its act on the Standard Orthonormal Basis

Published on 10 Apr 2026 - 22:08

score 158 · Answer 6 · 2026-05-11 08:56:56

158

Views

Find the mistakes in a "proof" of the 4-colour Theorem

Published on 11 May 2026 - 8:56

score 23 · Answer 7 · 2026-05-06 07:57:17

23

Views

Checking only for null measure that the fourier transform characterises measure

Published on 06 May 2026 - 7:57

score 139 · Answer 8 · 2026-04-12 13:18:12

139

Views

Proving a sequence is bounded under given conditions

Published on 12 Apr 2026 - 13:18

score 620 · Answer 9 · 2026-04-16 13:59:21

620

Views

If a sequence $(u_n)$ be such that its every subsequence has a subsequence that converges to $0$, then $\lim u_n= 0$

Published on 16 Apr 2026 - 13:59

score 42 · Answer 10 · 2026-04-15 12:24:36

42

Views

State for the set $S = \left\{ \frac{1}{1 + e^{-x}} \mid x \in \ \mathbb{R} \right\}$ if it has a max or min.

Published on 15 Apr 2026 - 12:24

score 40 · Answer 11 · 2026-04-17 03:20:08

40

Views

If the connectivity of a graph is $\geq 6$ then the graph is nonplanar

Published on 17 Apr 2026 - 3:20

score 105 · Answer 12 · 2026-04-19 04:21:17

105

Views

Showing that $3$ splits completely in $\mathbb{Q}(\sqrt{7}, \sqrt{19})$.

Published on 19 Apr 2026 - 4:21

score 143 · Answer 13 · 2026-04-11 13:45:46

143

Views

topology of sets with countable complements

Published on 11 Apr 2026 - 13:45

score 90 · Answer 14 · 2026-04-14 19:52:19

90

Views

Proving that the set function $m$ is regular

Published on 14 Apr 2026 - 19:52

score 86 · Answer 15 · 2026-04-16 04:41:04

86

Views

Find the value of $\int^5_0f(x)dx$

Published on 16 Apr 2026 - 4:41

List Question

Showing $(0,1)^3$ is not homeomorphic to $[0,1)^3$

Finding Adjoint Linear Operators in a Hilbert Space

Proving that the free abelian group $G$ for the set $\mathbb{N}$ is isomorphic to its product with itself $G \times G$

Component-wise limit of vector-valued function

General Formula of a Linear Operator given its act on the Standard Orthonormal Basis

Find the mistakes in a "proof" of the 4-colour Theorem

Checking only for null measure that the fourier transform characterises measure

Proving a sequence is bounded under given conditions

If a sequence $(u_n)$ be such that its every subsequence has a subsequence that converges to $0$, then $\lim u_n= 0$

State for the set $S = \left\{ \frac{1}{1 + e^{-x}} \mid x \in \ \mathbb{R} \right\}$ if it has a max or min.

If the connectivity of a graph is $\geq 6$ then the graph is nonplanar

Showing that $3$ splits completely in $\mathbb{Q}(\sqrt{7}, \sqrt{19})$.

topology of sets with countable complements

Proving that the set function $m$ is regular

Find the value of $\int^5_0f(x)dx$

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