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Published on 30 Mar 2026 - 1:28

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Problem in a rubic cube

Published on 13 Apr 2026 - 22:13

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Given an orthonormal basis $\beta$, transformation $T$ and $T'$, show that $M_\beta(T')$ is the transpose of $M_\beta(T)$

Published on 10 Dec 2020 - 6:16

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Restriction of a metric terminology

Published on 13 Apr 2026 - 5:28

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A set of circles in $\mathbb{R}^2$ is called E. Is $f∶ E → \mathbb{R}^3$, defined as $f(\mathcal{K}) = (x, y, r)$ an surjection / injection?

Published on 09 Dec 2020 - 3:25

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A = [1,2,3]; Give a subset S ⊆ A x A but S must not be X x Y for any subsets X, Y ⊆ A

Published on 03 Dec 2020 - 8:58

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Finding $F' \le \Bbb R^4$ such that $F' \oplus F = \Bbb R^4$

Published on 12 Apr 2026 - 4:50

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Are shifted squared terms linearly independent?

Published on 08 Apr 2026 - 18:41

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Requirements of Lebesgue measure theorems

Published on 08 Apr 2026 - 1:09

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Values of a random variable $x(t)$

Published on 01 Dec 2020 - 13:33

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Using functions within differential equations

Published on 13 Apr 2026 - 17:25

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Differentiation on $(C[0,1], d_\infty)$ and $(C[0,1], d_1)$

Published on 01 Dec 2020 - 9:15

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Search for estimates

Published on 30 Nov 2020 - 10:26

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Does descent direction statisfy transitive property?

Published on 13 Apr 2026 - 1:52

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Convergence of series from a comparison of two series

Published on 10 Apr 2026 - 18:50

List Question

Statistics, Individuals ($x_i$) and independent variable $X$

Problem in a rubic cube

Given an orthonormal basis $\beta$, transformation $T$ and $T'$, show that $M_\beta(T')$ is the transpose of $M_\beta(T)$

Restriction of a metric terminology

A set of circles in $\mathbb{R}^2$ is called E. Is $f∶ E → \mathbb{R}^3$, defined as $f(\mathcal{K}) = (x, y, r)$ an surjection / injection?

A = [1,2,3]; Give a subset S ⊆ A x A but S must not be X x Y for any subsets X, Y ⊆ A

Finding $F' \le \Bbb R^4$ such that $F' \oplus F = \Bbb R^4$

Are shifted squared terms linearly independent?

Requirements of Lebesgue measure theorems

Values of a random variable $x(t)$

Using functions within differential equations

Differentiation on $(C[0,1], d_\infty)$ and $(C[0,1], d_1)$

Search for estimates

Does descent direction statisfy transitive property?

Convergence of series from a comparison of two series

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