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From: nachum@m.cs.uiuc.edu
Newsgroups: comp.theory
Subject: Re: 3n + 1 problem
Message-ID: <37800010@m.cs.uiuc.edu>
Date: 26 Sep 90 18:20:00 GMT
References: <212241@<1990Sep21>
Lines: 4
Nf-ID: #R:<1990Sep21:212241:m.cs.uiuc.edu:37800010:000:149
Nf-From: m.cs.uiuc.edu!nachum    Sep 26 13:20:00 1990


The problem is unsolved (rather than unsolvable).  See J. Recreational
Math. 21(2), pp. 120-3, 1989, for a recent paper and references on the
topic.