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Result 1 to 4 of 4 total

28,800 extremely magic $5\times 5$ squares. (English)
Math. Compet. 27, No. 2, 50-66 (2014).
Classification: K20 A20 H40
1
Don’t fence me in! (English)
Math. Teach. (Reston) 105, No. 8, 594-599 (2012).
Classification: G40 C30
2
On a problem of Arthur Engel. (English)
Math. Compet. 22, No. 1, 38-58 (2009).
Classification: I30 F60 H60
3
Wazir circuits on an obstructed chessboard. (English)
Math. Mag. 81, No. 4, 276-284 (2008).
Classification: K20
4
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Result 1 to 4 of 4 total

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