Any right cuboid is a frustum of a rectangular pyramid of infinite height.
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@warrenm Shoot - had I only known. (What on earth inspired this observation, btw?)
@billjings Musing about rendering pyramidal frustums. Cuboids happen whenever you send the apex to infinity and cut anywhere closer.
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@warrenm 3d rendering has a knack for making one conceptualize odd things for concrete problems doesn’t it -
@billjings I would submit that every concrete solution is a limiting case of an impractically general principle.
End of conversation
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