List questions from solution-verification

Published on 07 Apr 2026 - 18:36

349

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Exercise in double cosets in Dummit and Foote

Published on 10 Apr 2020 - 13:33

26

Views

Chain rule to compute partial derivatives (verification)

Published on 30 Mar 2026 - 0:17

287

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If a set of sentences $\Gamma$ has an infinite model, then it has a denumerable model too?

Published on 30 Mar 2026 - 23:13

97

Views

Power Set and String Bijection (Proof Verification)

Published on 27 Mar 2026 - 1:42

335

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Proving Vector Space Axioms

Published on 27 Mar 2026 - 23:30

31

Views

Continuous Random Variables & Expected Value

Published on 06 Apr 2026 - 17:27

923

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Show that $\mathbb{R}/\mathbb{Z}$ is isomorphic to $U$ = $\{z \in \mathbb{C}\mid \vert z \vert = 1\}$

Published on 10 Apr 2020 - 21:35

93

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Verifying Green's Theorem on a simple closed curve involving area

Published on 25 Mar 2026 - 13:55

261

Views

Geometric angle between two regression lines

Published on 25 Mar 2026 - 20:39

58

Views

Proving if $f \leq g$ then $\int_A f \leq \int_A g$

Published on 11 Apr 2020 - 1:35

331

Views

For an integral domain $D$, $na = 0$ where $n \in \mathbb{Z}, n\neq 0$ for some $a \in D - \{0\}$, then $D$ is of finite characteristic.

Published on 02 Apr 2026 - 20:59

172

Views

Is the set of all the finite half-open intervals closed under finite intersections and unions?

Published on 11 Apr 2020 - 9:15

131

Views

Proof verification regarding Cyclic Groups and Groups containing Unique Subgroups

Published on 30 Mar 2026 - 4:42

99

Views

Coupling in theorem for monotone increasing class of graphs

Published on 23 Feb 2026 - 1:25

List Question

How thesy are valid if the coordinate is a right-handed coordinate system?

Exercise in double cosets in Dummit and Foote

Chain rule to compute partial derivatives (verification)

If a set of sentences $\Gamma$ has an infinite model, then it has a denumerable model too?

Power Set and String Bijection (Proof Verification)

Proving Vector Space Axioms

Continuous Random Variables & Expected Value

Show that $\mathbb{R}/\mathbb{Z}$ is isomorphic to $U$ = $\{z \in \mathbb{C}\mid \vert z \vert = 1\}$

Verifying Green's Theorem on a simple closed curve involving area

Geometric angle between two regression lines

Proving if $f \leq g$ then $\int_A f \leq \int_A g$

For an integral domain $D$, $na = 0$ where $n \in \mathbb{Z}, n\neq 0$ for some $a \in D - \{0\}$, then $D$ is of finite characteristic.

Is the set of all the finite half-open intervals closed under finite intersections and unions?

Proof verification regarding Cyclic Groups and Groups containing Unique Subgroups

Coupling in theorem for monotone increasing class of graphs

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