Re: [math-fun] Zonohedral surfaces

I was just overlooking the obvious! Jim On Thu, Oct 22, 2020 at 5:15 PM Dan Asimov <dasimov@earthlink.net> wrote:

Yes (I presume this means in R^3).

To get on with all faces rectangles, drill a hole straight through a rectangular solid and look at its boundary.

Now apply a random linear mapping and all the rectangles will probably turn into parallelograms.

—Dan

Jim Propp wrote: ----- George Hart’s Celebration of Mind talk (just concluded) makes me wonder: is there a non-self-intersecting torus surface made of parallelograms? -----

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