In reply to Stephen A. Lawrence's message of Tue, 18 Jan 2011 23:11:04 -0500: Hi, [snip] > > >On 01/14/2011 05:04 AM, Mauro Lacy wrote: >> A demolishing criticism >> <http://scientopia.org/blogs/goodmath/2010/11/16/grandiose-crackpottery-proves-pi4/> >> of Miles Mathis, particularly on his paper about Pi being 4 >> <http://milesmathis.com/pi.html> (among many other things, Miles shows >> that Pi equals four, with an elegant(and wrong) "proof", which >> basically boils down to this >> <http://28.media.tumblr.com/tumblr_lbxrvcK4pk1qbylvso1_400.png>) > >Nice, and that last link's a very cute proof, and nice illustration of >what arc-length /doesn't/ mean, as well as being an example of an >unexpected encounter with a fractal. > >Here's another, vaguely related "one-page-puzzle" (uses the same goofy >grinning head, otherwise unrelated): > >http://i.imgur.com/IKFiu.jpg > >It's so totally crude, so silly, and yet ... so hard to see why it won't >work... > Look at the energy required to force open the valve on the "air" side as a ball enters the water (at depth against the water pressure).
Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/Project.html
