raffitz
3 years ago
3 changed files with 28 additions and 0 deletions
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# Hollow Tetrahedron |
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define @ns s - 2 |
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-s < x < s |
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-s < y < s |
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-s < z < s |
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{(x - s) + (y - s) - (z - s) < 0 ∧ \ |
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(x - s) - (y + s) + (z + s) < 0 ∧ \ |
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-(x + s) + (y - s) + (z + s) < 0 ∧ \ |
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-(x + s) - (y + s) - (z - s) < 0} ⊻ \ |
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{(x - @ns) + (y - @ns) - (z - @ns) < 0 ∧ \ |
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(x - @ns) - (y + @ns) + (z + @ns) < 0 ∧ \ |
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-(x + @ns) + (y - @ns) + (z + @ns) < 0 ∧ \ |
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-(x + @ns) - (y + @ns) - (z - @ns) < 0} |
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