============================================================================= Canonical List of Impossible Objects If anyone out there has an impossible drawing, signature, or anything like that please email it to me, and I will try to include them in this list. The ones marked PH are by me, the others are by someone or other - I have no idea who. Please e-mail me info on these unknown ones. ============================================================================== _____ / /\ / / \ / / \ / / /\ \ / / / \ \ / / /\ \ \ / / / \ \ \ / /__/____\ \ \ / \ \ \ /________________\ \ \ \_____________________\ / PH =============================================================================== _______________ / / /| / / / | / / / | / / / | / / / / / / / / / / / / / / / / / / / / /_______/ / / | | / / | | / / | |/ / |--------| / | | / | | / |________|/ PH =============================================================================== / \ / \ / \ |\ /| / \ | \ / | / \ | \ / | / \ | | |/ / | | | | / | | | | / | | | | / | | | | / | | | |/ /| | / \ | / / | | / \ | / / | | / \|/ | | | / / | | | / / | | | / / | | | / / /| | | | |\ / / | | | | | \ / / | | | | | \ / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | /| | | | | | | / | | | | | | | / | | | | | | | / | | | | | | |\ \ \ | /| | |\ | / \ \ \ | / | | | \ | / \ \ \|/ | | | \|/ / \ | | | / \ | | | / \ \ | / / \ \ | / / \ \ | / / \ \|/ / \ / \ / \ / \ / \ / PH ================================================================================ / \ / \ / \ / \ / / \ |\ / \ / \ \ / \ / \ \ |\ \ / \ / \ \| \ / \ / \| \ / \ / \ / /| \ / \ \ |\ / | / \ / \ /| / \ \ / |/ \ \ / | / \ \ / / \ /| / | / \ \ / / \ / |/ | / \| / /| / | | |\ /| / / |/ | | | \ / / \ / | | | | \ / / \ / | | | | \ / / \ / | | | | |/ \ / | | | | |\ /|/ | | | | | \ / | | | | | | \ / | | | | | | \ / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |\ | / | | | | | \ | / | | | | | \ | / \ | / | | | \|/ \ | / | | | \ | / | | | \|/ | | | | | / | | / | | / \ | / \ | / \ | / \|/ PH ================================================================================ ______________________________ 0___________________________ | __________________________/| | 0__________________________l| | ______________________________| 0_____________________________/ ============================================================================== / \ / \ / \ |\ \ | \ \ | \ \ | \ \ |\ \ \ | \ \ \ | \ \ \ | |\ \ \ | | \ \ \ | | \ \ / \ | | |\ \ / \ | | | \ \ / \ | | | \ |\ /| | | | \ | \ / | | | | \ | \ / | | | | \| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | / \ | /| | | | / \ | / | | | | / \|/ | | | | / / | | | | / / / | | |/ / / | | | / / | | | / / | | | / / | | | / / | | | / / | | |/ / | | | / | | | / | | | / | | |/ \ | / \ | / \|/ PH =============================================================================== _____________________________ 0__________________________ |\ __________________________| | | 0__________________________| | | _____________________________| | 0______________________________\| PH =============================================================================== __________________________ / _____________________ /| / / ___________________/ / | / / /| | / / | / / / | | / / . | / / /| | | / / /| | / / / | | | / / / | | / / / | | | / / /| | | / /_/___| | |__________/ / / | | | /________| | |___________/ / | | | | _______| | |__________ | | | | | | | | | | |_________| | |__| | | | | | | |___________| | |____| | | | | / / ___________| | |_ / / | | | / / / | | |/ / / | | | / / / | | | / / | | |/ / / | | |/ / | | | / / | | ' / | | |/_/_______________| | / | |____________________| | / |________________________|/ ============================================================================= ____ /.../\ /.../##\ /.../####\ /.../######\ /.../###/\###\ /.../###/ \###\ /.../###/\ \###\ /.../###/ \ \###\ /.../###/ \ \###\ /.../###/ \ \###\ /.../###/ \ \###\ /.../###/ \ \###\ /.../###/ \ \###\ /.../###/______________\ \###\ /........................\ \###\ /..........................\ \###\ ----------------------------- \###/ \ \#/ \_________________________________/ ============================================================================ _________ _________ _________ |\_______\ |_______| /_______/| | | _____ | | _____ | | _____ | | - a poor attempt at | | | | | | | | | | | | | | | | | a 3d picture. | | | | | | | | | | | | | | | | | Unfocus your eyes, and | | | | | | | | | | | | | | | | | you probably still | | | | | | | | | | | | | | | | | won't get it | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ PH ============================================================================= Clara Fitzgerald uses in her sig a variation on Escher's famous fork: _________________________ /______________________ | | _________________ /| | | | |_______________|_| | | |/______________________| |__________________________/ Here is a larger version of that variation: ,aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa d' 8 ,P' 8 ,dbaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 8 8 d"8 8 8 d' 8 8 8 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaad' 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 ,8aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa8aaa8 8 8 8 ,P 8 8 8,P 8 8 8baaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaad' 8 d' 8 d' 8aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaP' Normand Veilleux And here is a variation on one of PH's diagrams: ,aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa ,d" ,d"8 ,d" ,d" 8 ,d" ,aaaaaaaaaaa ,d" 8 ,d" ,d"8 ,d" ,d" 8 ,d" ,d" 8 ,d" ,d" ,8 ,d" ,d" 8 ,d" ,d" ,d" ,d" ,d" 8,d" ,d" ,d" ,d" ,d" ,8" ,d" ,d" ,d" ,d" ,d" ,d" ,d" ,PaaaaaaaaaaP ,d" ,d" ,d" 8 8 ,d" ,d" ,d" 8 8 ,d" ,d" ,d" 8 8 ,d" ,d" ,d" 8 8,d" ,d" ,d" 8aaaaaaaaaa8P ,d" ,d" 8 8 ,d" ,d" 8 8 ,d" ,d" Normand 8 8 ,d" ,d" Veilleux 8 8,d" ,d" 8aaaaaaaaaa8P ,d" 8 8 ,d" 8 8 ,d" 8 8 ,d" 8 8,d" 8aaaaaaaaaa8P -- Normand Veilleux nveilleu@emr1.emr.ca ========================================================================= Here are two I made. The first used to be my sig. __ ___________ |\G\ |\ ________\ | \r\ | \ \_____ | | \e\ \S\ \ | |d| Life is like a grapefruit: | \a\ \t\ \ | |a| it's sort of orangy-yellow | |\ \t\ \e\ \| | | and dimpled on the outside, | | \ \i\ \p\ | |S| wet and squidgy in the middle. | |f|\ \n\ \h\| |i| It's got pips inside too... | |r| \ \g\ \a| |l| Oh, and some people have half | |o|__\_\s\ \n |v| a one for breakfast. | |m|_______\ \ |a| \|_________| \|_| ____________ |\ _________\ | \ \_______ | | \ \ | | | | \ \ | | | | |\ \ \ | | | | | \ \ \ | | | | | |\ \ \| | | | | | \ \ | | | | | |__\_\| | | | | |_______| | \|___________| Silva@STPC.WI.LeidenUniv.NL || SdSilva@STHP.WI.LeidenUniv.NL ============================================================================= +--------------------+--------------------------------------------------------+ | | ___________________ | | Torbjörn Andersson | / ________________() "Fainali, xen, aafte sam 20 | | Kantorsgatan 8:415 | / /|______________ iers ov orxogrefkl riform, wi | | 754 24 Uppsala | / /_/_____________() wud hev a lojikl, kohirnt | | Sweden | /__________________ speling in ius xrewawt xe | | 018 - 26 07 66 | |_________________() Ingliy-spiking werld." | | | -- Mark Twain | +--------------------+--------------------------------------------------------+ =============================================================================== _____________________________________ :A:D:I:T:T:I:O:N:::B:Y:::T:I:S:S:U:E: _____________________________________ -/-/-/-/-/-/-/-/-/-/-/-/-/-/-/- -\-\-\-\-\-\-\-\-\-\-\-\-\-\-\- -/-/-/-/-/-/-/-/-/-/-/-/-/-/-/- -\-\-\-\-\-\-\-\-\-\-\-\-\-\-\- stright lines ?¿?¿ (works better in bold fonts) ___________________________________________ /\\\\ \ | |||| \ \////____________________________________ \ |\ \ | \ \ ____________________________________| \ \ /\\\\ \ \ \ | |||| \ \ \ \////__________________________________\___\ \ \ \ _____________________________________________\ /\\\\ | | |||| | \////__________________________________________| mmm....wat do ya call this anyway... ____ /\ \ / \ \ / \ \ / \ \ / /\ \ \ / / \ \ \ / / /\ \ \ / / / \ \ \ / / / \ \ \ / / / \ \ \ / / / \ \ \ / / /__________\___\ \ / / / \ / / /______________________\ \ / | \/____________________________| __ /\ \ / \ \ / /\ \ \ / / /\ \ \ / / /__\_\ \ / / /________\ \/___________| the impossible triangle ********************************** ya...almost 4got...nice site... ;) ________________ ______ \_ / / __/ __/ || | __/ ycteng@pl.jaring.my | | \__ \__ \ |/ | _| p9612424@sp.ac.sg |_|_|___/___/\__/|___\ tissue@hotmail.com