On Mon, Nov 12, 2012 at 3:56 PM, Chris Lott <ch...@chrislott.org> wrote:
> On Mon, Nov 12, 2012 at 10:27 AM, Jorge E. Jaramillo <odrau...@gmail.com> > wrote: > > Lately there's been discussion of some conditions to consider or not > > consider a model this or that. So I ask who set all these definitions? > This reminds me of an article by David Shall in an old issue of the Origamian, the Friends of the Origami Center (I think) newspaper/letter from years ago. David attempted to classify models by difficulty and came up with a system to do so. It was interesting to compare that against others doing the same thing. I don't actually have that issue anymore, but if someone else does, that would make good reading. Rob
