List questions from determinant

116

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Find conditions on $x$ and $y$ which guarantee that one can locally solve the following for $u(x, y)$ and $v(x, y)$

Published on 26 Mar 2026 - 1:04

104

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Determinant of a $3 \times 3$ matrix

Published on 14 Jul 2016 - 18:01

139

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Given integers $m,n$, find integers $a,b,c$ such that $a^3+b^3+c^3-3abc=m n$

Published on 02 Apr 2026 - 21:18

46

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Can $\sum_{|I|=k}\det(G_I)^2$ be represented by the eigenvalues of $G$?

Published on 17 Jul 2016 - 4:30

247

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is this matrix invertible

Published on 02 Apr 2026 - 6:08

105

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Is there a concept of "Cross determinant"?

Published on 18 Jul 2016 - 13:14

192

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How many subsets of $n$ linearly independent binary strings of length $n$?

Published on 19 Jul 2016 - 10:57

35

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Product of two triple products of vectors in $\mathbb{R}^3$

Published on 20 Jul 2016 - 11:00

272

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What is the meaning of cofactor expansion?

Published on 21 Jul 2016 - 0:43

554

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What is the determinant of exp(matrix)?

Published on 06 Apr 2026 - 22:44

302

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evaluation of determinant without expanding

Published on 23 Jul 2016 - 6:12

38

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A determinant associated to point sets in the plane

Published on 29 Mar 2026 - 13:46

138

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Determine the eigenvalue of a real matrix

Published on 25 Jul 2016 - 21:20

171

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Is it mathematically correct to replace 1 with I?

Published on 26 Jul 2016 - 10:14

184

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Why does this $6\times 6$ matrix has a null determinant?

Published on 30 Mar 2026 - 1:46

List Question

Find conditions on $x$ and $y$ which guarantee that one can locally solve the following for $u(x, y)$ and $v(x, y)$

Determinant of a $3 \times 3$ matrix

Given integers $m,n$, find integers $a,b,c$ such that $a^3+b^3+c^3-3abc=m n$

Can $\sum_{|I|=k}\det(G_I)^2$ be represented by the eigenvalues of $G$?

is this matrix invertible

Is there a concept of "Cross determinant"?

How many subsets of $n$ linearly independent binary strings of length $n$?

Product of two triple products of vectors in $\mathbb{R}^3$

What is the meaning of cofactor expansion?

What is the determinant of exp(matrix)?

evaluation of determinant without expanding

A determinant associated to point sets in the plane

Determine the eigenvalue of a real matrix

Is it mathematically correct to replace 1 with I?

Why does this $6\times 6$ matrix has a null determinant?

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