2 Jan
2020
2 Jan
'20
2 p.m.
Welcome back to mathpuzzle! I had a Mathematical Intelligencer column in 2005 about a highway interchange almost, but not quite, like the DDI that you pointed to. Oh hey, looks like the first two pages are even visible online, which is all you need: https://link.springer.com/article/10.1007%2FBF02985792 --Michael On Thu, Jan 2, 2020 at 3:23 PM ed pegg <ed@mathpuzzle.com> wrote:
I've started making updates to http://www.mathpuzzle.com/ again. --Ed Pegg Jr
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