Re: Illusions (large)
joris bellenger <svz...@xs4all.nl> wrote: >joris bellenger wrote: >To learn more about Roger Penrose: >http://rysy.msm.cam.ac.uk/~msms/penrose.html Hi b'ger, Here's some additional info on this subject to be found. (URL dug up by Andreas) http://www.klab.caltech.edu/~seckel/triangle.html On this page the first "impossible triangle" is ascribed to the French artist Marcel Duchamp. In 1917 he made a pastiche on an ad in which the wooden frame of the bed shows some "impossible" features. _ () () .'_`'.|| ||/.| ||\ | | /|| || || _ () || || || || () .'_`'.|| || || || || ||/.| ||\ | || || |I-'`-._ | /|| || || ||_I'`_.-||-._`'| || || || m._ <'_ || `|| || || || i| `-._`-'| || || |I-'| c) `-._`-._||_I'`_.-|| `-._` _.-' () || ` () ` dada :) mic btw splendid picture of the Four Horsemen!! _ /\//_ `7/\/ __T_\_________________________________________ mic at dataweb dot nl
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f996b,a2b3677b09926171 X-Google-Attributes: gidf996b,public From: mmi...@dataweb.nl (miK) Subject: Re: Illusions (large) Date: 1998/01/24 Message-ID: <6abv6u$qrj$1...@news.Leiden.NL.net>#1/1 X-Deja-AN: 318785334 References: <wyM...@post9.tele.dk.nospam> <34C...@xs4all.nl> <34C...@xs4all.nl> Organization: NLnet Newsgroups: alt.ascii-art
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