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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: College math
Topic ID: 39
#0, topology
Posted by wild_fish on Dec-08-00 at 02:07 PM
I've been trying to figuire out how to prove the backwards way of the Heine-borel theorem. If a set is closed and bounded then it is compact...
It thin I can do if for euclidean 1 dimension but not 2 and 3

#1, RE: topology
Posted by alexb on Dec-08-00 at 02:19 PM
In response to message #0
Could you please show me how you do that on the line?