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Tetrahedron Volume
The volume of a tetrahedron is equal to the determinant formed by writing the coordinates of the vertices as columns and then appending a row of ones along the bottom.
Contributed by:
Ed Pegg Jr
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Tetrahedron
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MathWorld
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PERMANENT CITATION
"
Tetrahedron Volume
" from
the Wolfram Demonstrations Project
http://demonstrations.wolfram.com/TetrahedronVolume/
Contributed by:
Ed Pegg Jr
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