Question

What is the difference between those expressions?

score 22 · Answer 1 · 2026-04-09 05:03:25

22

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What is the difference between those expressions?

Published on 09 Apr 2026 - 5:03

score 22 · Answer 2 · 2026-04-16 16:01:35

22

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Basis for $v \in V=\mathbb Q^3$ such that $x_1\neq x_2$, in which coordinates are $(1,0,0)$

Published on 16 Apr 2026 - 16:01

score 22 · Answer 3 · 2026-04-13 15:09:34

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Clarification regarding fixed elements of an automorphism

Published on 13 Apr 2026 - 15:09

score 22 · Answer 4 · 2026-04-16 13:40:57

Does $\int_{-\infty}^\infty \text da \ \int_{-\infty}^\infty \text db \ e^{i u (a^2-b^2) - v(a^2-b^2)^2}a^p b^q$ converge?

score 22 · Answer 5 · 2026-04-16 09:48:51

22

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If $a < b$ then $((f \wedge b) -a)^-=(f-a)^-$

Published on 16 Apr 2026 - 9:48

score 22 · Answer 6 · 2026-04-16 08:30:36

If we have two topologies on $X$, such that $\mathcal{T} \subset \mathcal{K}$, and we have $A \subset X$ are the subspaces subsets of each other?

score 22 · Answer 7 · 2026-04-16 11:59:43

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$\int_Udx\int_Vf(x,y)dy=\int_Vdy\int_Uf(x,y)dx=\int_{U\times V}f$

Published on 16 Apr 2026 - 11:59

score 22 · Answer 8 · 2026-04-10 04:50:37

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Help to create a notation!!

Published on 10 Apr 2026 - 4:50

score 22 · Answer 9 · 2026-04-11 12:27:59

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What else can I infer from this data?

Published on 11 Apr 2026 - 12:27

score 22 · Answer 10 · 2026-04-16 01:26:07

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Is $2\Bbb Z_4$ a summand of $\Bbb Z_4$?

Published on 16 Apr 2026 - 1:26

score 22 · Answer 11 · 2026-04-16 23:39:15

22

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Given a field $F$ and a modulus $|\cdot|:F \to [0,+\infty)$, then for any $c>0$, does it always exist $x \in F$ s.t. $|x|<c$

Published on 16 Apr 2026 - 23:39

score 22 · Answer 12 · 2026-04-10 14:39:16

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how do I prove this formula combinatorially?

Published on 10 Apr 2026 - 14:39

score 22 · Answer 13 · 2026-04-11 14:03:30

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problem with a series

Published on 11 Apr 2026 - 14:03

score 22 · Answer 14 · 2026-04-15 14:37:39

22

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Need to get 3D coordinates from 2 degree variables on sphere

Published on 15 Apr 2026 - 14:37

score 22 · Answer 15 · 2026-04-15 04:20:18

Why it is $k-1$ elements of $S$, instead of $T$ here? Since when $a$ is removed, there is $k-1$ elements left in $T$?

List Question

What is the difference between those expressions?

Basis for $v \in V=\mathbb Q^3$ such that $x_1\neq x_2$, in which coordinates are $(1,0,0)$

Clarification regarding fixed elements of an automorphism

Does $\int_{-\infty}^\infty \text da \ \int_{-\infty}^\infty \text db \ e^{i u (a^2-b^2) - v(a^2-b^2)^2}a^p b^q$ converge?

If $a < b$ then $((f \wedge b) -a)^-=(f-a)^-$

If we have two topologies on $X$, such that $\mathcal{T} \subset \mathcal{K}$, and we have $A \subset X$ are the subspaces subsets of each other?

$\int_Udx\int_Vf(x,y)dy=\int_Vdy\int_Uf(x,y)dx=\int_{U\times V}f$

Help to create a notation!!

What else can I infer from this data?

Is $2\Bbb Z_4$ a summand of $\Bbb Z_4$?

Given a field $F$ and a modulus $|\cdot|:F \to [0,+\infty)$, then for any $c>0$, does it always exist $x \in F$ s.t. $|x|<c$

how do I prove this formula combinatorially?

problem with a series

Need to get 3D coordinates from 2 degree variables on sphere

Why it is $k-1$ elements of $S$, instead of $T$ here? Since when $a$ is removed, there is $k-1$ elements left in $T$?

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