List questions from magic-square

Published on 02 Feb 2017 - 15:50

8.1k

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Showing a set of matrices is a basis of all 3x3 magic squares

Published on 09 Feb 2017 - 20:34

348

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Fill out a 3x3 square with 9 different positive integers such that the product of each row, column, and diagonal is equal to each other

Published on 18 Feb 2017 - 20:40

1.9k

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Magic square but with multiplication

Published on 05 Mar 2017 - 1:27

337

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Find all $3 \times 3$ magic square matrices $M$ such that $M^2$ is also magic

Published on 08 Apr 2017 - 18:34

103

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Pythagorean "like" quadruples, help with general solutions.

Published on 29 Jan 2023 - 21:20

294

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Finding a rational (or integral) parametrization for a system of (homogeneous?) quadratic forms?

Published on 16 Feb 2023 - 4:44

132

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Show that $det(A)$ is divisible with the sum of all elements in $A$.

Published on 28 Feb 2023 - 20:46

111

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Magic square $29\times29$: Linear Congruences and Uniform Step Method

Published on 01 Apr 2023 - 3:21

812

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Possible solution for the magic square of squares problem

Published on 14 Jun 2023 - 6:34

130

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Finding or parametrizing integer solutions to $pq(p^2-q^2)=rs(r^2-s^2)$

Published on 08 Aug 2023 - 10:28

100

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Antimagic square induction problem

Published on 10 Aug 2023 - 11:38

141

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Some conjectures based on surprising observations on magic squares

Published on 17 Aug 2023 - 19:21

62

Views

Dimension of $n\times n$ magic squares space is a polynomial in $n$

Published on 05 Dec 2023 - 23:37

142

Views

A game of magic Egyptian tilings

Published on 23 Feb 2026 - 7:20

List Question

Find missing number in grid.

Showing a set of matrices is a basis of all 3x3 magic squares

Fill out a 3x3 square with 9 different positive integers such that the product of each row, column, and diagonal is equal to each other

Magic square but with multiplication

Find all $3 \times 3$ magic square matrices $M$ such that $M^2$ is also magic

Pythagorean "like" quadruples, help with general solutions.

Finding a rational (or integral) parametrization for a system of (homogeneous?) quadratic forms?

Show that $det(A)$ is divisible with the sum of all elements in $A$.

Magic square $29\times29$: Linear Congruences and Uniform Step Method

Possible solution for the magic square of squares problem

Finding or parametrizing integer solutions to $pq(p^2-q^2)=rs(r^2-s^2)$

Antimagic square induction problem

Some conjectures based on surprising observations on magic squares

Dimension of $n\times n$ magic squares space is a polynomial in $n$

A game of magic Egyptian tilings

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