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3-d grid hunting (Posted on 2004-03-25) Difficulty: 2 of 5
Find two regular tetrahedra that share a face placed in a way such that each vertex has integer coordinates.

See The Solution Submitted by Tristan    
Rating: 3.1667 (6 votes)

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re(2): question? | Comment 6 of 7 |
(In reply to re: question? by Jer)

Yes, Jer... that is equivalent to saying that all x/4 scalings of SK's solution will work.

But, as he mentioned, you can also rotate, scale, and shift it.

BTW, I look forward to seeing your smaller sized (scaling of?) regular tetrahedra that satisfy the problem.

  Posted by Thalamus on 2004-03-26 13:49:47

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