Talk:Square pyramid

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Comment I think that the volume of this section is not correct. Please check Wolfram Research, Inc

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http://mathworld.wolfram.com/SquarePyramid.html

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for correct information. --Kibria100 13:05, 20 June 2006 (UTC)

The formulae are different because they use different parametrizations. The one given on this page assumes a pyramid with regular faces, edge length a.

The Johnson pyramid should be "half" a regular octahedron in volume. Looks like an extra sqrt(2) ... I'll remove one!

Tom Ruen 23:41, 20 June 2006 (UTC)