Question

Show that there is no rational number $x$ such that $x^2=12$.

score 3.1k · Answer 1 · 2026-04-16 23:31:46

3.1k

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Show that there is no rational number $x$ such that $x^2=12$.

Published on 16 Apr 2026 - 23:31

score 132 · Answer 2 · 2026-04-12 16:50:10

132

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Proof of Theorem 1.2.11; Statistical Inference

Published on 12 Apr 2026 - 16:50

score 121 · Answer 3 · 2026-04-10 06:10:01

121

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Help with Proof: $Aut_{Grp}(\mathbb{Z}/2\mathbb{Z}\times \mathbb{Z}/2\mathbb{Z}) \cong S_3$

Published on 10 Apr 2026 - 6:10

score 344 · Answer 4 · 2026-04-15 21:26:55

344

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Let $(S,T)$ be a topological space. Verify that the intersection of any finite number of sets in $T$ is also in $T$

Published on 15 Apr 2026 - 21:26

score 54 · Answer 5 · 2026-04-14 01:50:11

54

Views

How Can I Determine The Max Amount Of Unique Pair Combinations In A Set With Duplicates.

Published on 14 Apr 2026 - 1:50

score 49 · Answer 6 · 2026-04-15 13:20:46

49

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Why does the simpler way to computing the Gini coefficient work?

Published on 15 Apr 2026 - 13:20

score 240 · Answer 7 · 2026-04-12 15:20:31

240

Views

Show that a non-linear equation has exactly two roots

Published on 12 Apr 2026 - 15:20

score 355 · Answer 8 · 2026-04-17 02:59:21

355

Views

Slight generalization of the First Isomorphism Theorem

Published on 17 Apr 2026 - 2:59

score 42 · Answer 9 · 2026-04-16 04:16:27

42

Views

How to prove what values of $\beta$ would $f{\left (x,y \right )} = -\beta x y + x^{2} + y^{2}$ is always greater than 0

Published on 16 Apr 2026 - 4:16

score 76 · Answer 10 · 2026-04-10 20:47:39

76

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Non-greedy method of partitioning numbers

Published on 10 Apr 2026 - 20:47

score 505 · Answer 11 · 2026-04-16 17:50:19

505

Views

If $\{q_\alpha: X_\alpha \to Y_\alpha\}$ is a family of quotient maps, then $q:\coprod_\alpha X_\alpha \to \coprod_\alpha Y_\alpha$ is a quotient map.

Published on 16 Apr 2026 - 17:50

score 444 · Answer 12 · 2026-04-12 21:21:06

444

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Prove of average of a periodic function

Published on 12 Apr 2026 - 21:21

score 473 · Answer 13 · 2026-04-16 05:18:43

473

Views

(exam study help) Prove that there are infinitely many integers $m$ such that: $m^3 \equiv n^6 \pmod{19}$

Published on 16 Apr 2026 - 5:18

score 60 · Answer 14 · 2026-04-13 08:55:19

60

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Part of proving a set is a subspace of $\mathbb{R}^3$

Published on 13 Apr 2026 - 8:55

score 219 · Answer 15 · 2026-04-11 17:35:11

219

Views

Proof that Integral is continuous in given metric space

Published on 11 Apr 2026 - 17:35

List Question

Show that there is no rational number $x$ such that $x^2=12$.

Proof of Theorem 1.2.11; Statistical Inference

Help with Proof: $Aut_{Grp}(\mathbb{Z}/2\mathbb{Z}\times \mathbb{Z}/2\mathbb{Z}) \cong S_3$

Let $(S,T)$ be a topological space. Verify that the intersection of any finite number of sets in $T$ is also in $T$

How Can I Determine The Max Amount Of Unique Pair Combinations In A Set With Duplicates.

Why does the simpler way to computing the Gini coefficient work?

Show that a non-linear equation has exactly two roots

Slight generalization of the First Isomorphism Theorem

How to prove what values of $\beta$ would $f{\left (x,y \right )} = -\beta x y + x^{2} + y^{2}$ is always greater than 0

Non-greedy method of partitioning numbers

If $\{q_\alpha: X_\alpha \to Y_\alpha\}$ is a family of quotient maps, then $q:\coprod_\alpha X_\alpha \to \coprod_\alpha Y_\alpha$ is a quotient map.

Prove of average of a periodic function

(exam study help) Prove that there are infinitely many integers $m$ such that: $m^3 \equiv n^6 \pmod{19}$

Part of proving a set is a subspace of $\mathbb{R}^3$

Proof that Integral is continuous in given metric space

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