http://mathforum.org/kb List of forum topics en http://mathforum.org/kb/thread.jspa?messageID=1461124&tstart=0#1461124 certainly important, but the most important invalid arguments are]]> Mar 14, 1997 10:04:02 AM Mar 14, 1997 10:04:02 AM wgmartin@erols.com 0 http://mathforum.org/kb/thread.jspa?messageID=1461123&tstart=0#1461123 (By coincidence, my previous post made reference to a proof that all
triangles were isosceles and I was thinking of the very one]]> Mar 13, 1997 6:47:29 PM Mar 13, 1997 6:47:29 PM alper@csli.Stanford.EDU 1 http://mathforum.org/kb/thread.jspa?messageID=1461122&tstart=0#1461122
> Draw two intersecting circles, of somewhat different radius -- call
>]]> Mar 13, 1997 4:33:02 PM Mar 13, 1997 4:33:02 PM toom@the-college.iwctx.edu 0 http://mathforum.org/kb/thread.jspa?messageID=1461119&tstart=0#1461119 unproblematic, points. I'd suggest that one issue is how fully we]]> Mar 13, 1997 2:57:52 PM Mar 13, 1997 2:57:52 PM mikegold@UMICH.EDU 0 http://mathforum.org/kb/thread.jspa?messageID=1461121&tstart=0#1461121 Lou Talman wrote:

>Purposeful construction of misleading arguments strikes me, in most
>instances, as]]> Mar 13, 1997 1:35:50 PM Mar 13, 1997 1:35:50 PM alper@csli.Stanford.EDU 1 http://mathforum.org/kb/thread.jspa?messageID=1461120&tstart=0#1461120 > Date sent: Wed, 12 Mar 97 23:55:28 -0700
> From: Lou Talman <me@talmanl.mscd.edu>
> To:]]> Mar 13, 1997 9:37:52 AM Mar 13, 1997 9:37:52 AM COTTRELL@CURRIC.DIST.DAVIS.K12.UT.US 0 http://mathforum.org/kb/thread.jspa?messageID=1461118&tstart=0#1461118
> Purposeful construction of misleading arguments strikes me, in
> most]]> Mar 13, 1997 6:35:00 AM Mar 13, 1997 6:35:00 AM toom@the-college.iwctx.edu 1 http://mathforum.org/kb/thread.jspa?messageID=1461117&tstart=0#1461117
> ...at all but the most rigorous level, one
> can construct plausible,]]> Mar 13, 1997 1:55:28 AM Mar 13, 1997 1:55:28 AM me@talmanl.mscd.edu 2 http://mathforum.org/kb/thread.jspa?messageID=1461116&tstart=0#1461116 there's not much to be said for giving geometry students a jumble]]> Mar 12, 1997 7:24:42 PM Mar 12, 1997 7:24:42 PM alper@csli.Stanford.EDU 0 http://mathforum.org/kb/thread.jspa?messageID=1461115&tstart=0#1461115 role
of logic in all this. Is logic important or not? If it is (say]]> Mar 12, 1997 11:27:33 AM Mar 12, 1997 11:27:33 AM ewall@umich.edu 0