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May 25, 2018 at 10:09 comment added Henno Brandsma Yes, if $X$ is connected, then $X$ has no jumps (points $x < y$ with no points inbetween), and then $d(X) = w(X)$. Urysohn does the rest.
Mar 1, 2011 at 20:29 comment added Peter Arndt Not an answer but a fun comment: Here is a simple criterion of when trees are metriable: google.com/…
Mar 1, 2011 at 19:03 vote accept mathahada
Mar 1, 2011 at 18:39 answer added Henno Brandsma timeline score: 8
Mar 1, 2011 at 14:37 answer added Michael Greinecker timeline score: 1
Mar 1, 2011 at 11:26 vote accept mathahada
Mar 1, 2011 at 19:03
Mar 1, 2011 at 9:20 history edited mathahada CC BY-SA 2.5
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Mar 1, 2011 at 0:47 answer added Jim Conant timeline score: 1
Mar 1, 2011 at 0:09 history edited mathahada CC BY-SA 2.5
added 438 characters in body; added 98 characters in body
Mar 1, 2011 at 0:01 answer added Apollo timeline score: 4
Feb 28, 2011 at 23:53 history asked mathahada CC BY-SA 2.5