Thanks to Allan and Bill. I see what it is now. The .off format is described here http://www.antiprism.com/ where also you can find nice software for viewing and manipulating polyhedra in the .off format. BTW, I have maple but not mathematica. On Wed, Sep 14, 2016 at 1:32 PM, Allan Wechsler <acwacw@gmail.com> wrote:
It is a square antiprism, with triangular prisms stuck to both its square faces.
On Wed, Sep 14, 2016 at 1:45 PM, James Buddenhagen <jbuddenh@gmail.com> wrote:
Haha -- that is an endearing name :) . Do you happen to have an off file for that? I'm still trying to figure out what it is!
On Wed, Sep 14, 2016 at 4:10 AM, Bill Gosper <billgosper@gmail.com> wrote:
is nonconvex, but the name is irresistible. gosper.org/gyroelongatedbifastigium.png Resistince is futile. --rwg _______________________________________________ math-fun mailing list math-fun@mailman.xmission.com https://mailman.xmission.com/cgi-bin/mailman/listinfo/math-fun
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