Re: [HM] Wither the Parallelepipedon

David Kullman (kullmade@casmail.muohio.edu)
Mon, 14 Jun 1999 14:40:34 -0500

I, too found a discussion of parallelepipeds in American high school
geometry textbooks up to about the mid 1970's, but not after that.
However, I had a rather small sample to look at.

David Kullman
Miami University
Oxford, Ohio
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>
> Date: Sun, 13 Jun 1999 18:52:04 -0400
> From: Jeff Miller <JeffM@sanctum.com>
> Subject: Re: [HM] Wither the Parallelepipedon
>
> The parallelepiped is fully discussed in a 1966 Houghton-Mifflin high
> school geometry textbook which was widely used in the U. S. This textbook
> was reprinted as recently as 1980. However, the term does not appear in
> some U. S. geometry textbooks I have from 1981, 1986, and the 1990s.