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Original Usenet message from alt.ascii-art, 26 Oct 1997.
Re: Illusions and impossible things :)

Re: Illusions and impossible things :)

Tom Harvey wrote:
> 
> In article <Sl3...@xemu.demon.co.uk>, Dave Bird---St Hippo of
> Augustine <dav...@xemu.demon.co.uk> writes
> >>>>              Y________
> >>>>              /\   .   \
> >>>>             /  \.......\
> >>>>            /    \(3).   \
> >>>>           /      \___.___\X
> >>>>           \      /       /
> >>>>         ___\    /   ____/___
> >>>>        /\   \  /   /\   .   \
> >>>>       /  \...\/___/  \.......\
> >>>>      /    \(1).   \   \(2).   \
> >>>>     /      \___.___\   \___.___\
> >>>>     \      /       /   /       /
> >>>>      \    /       /   /       /
> >>>>       \  /       /\  /       /
> >>>>        \/_______/  \/_______/ 'logicko'
> >>>>        Z
> >>>
>[ 8< ]
> >Let's look at the thing in the XY plane:
> >
> >                     X
> >                     |________________
> >               z=2.0/|       :       |z=2.0
> >                   / |       :       |            So, er,
> >             z=1.5/  |       :       |          what's the problem?
> >                 /'  |-------+-------|
> >           z=1.0/ : '|       :       |
> >                | :' |       :       |
> >                | '  |_______:_______|__________Y
> >        ________|': /       .        /z=2.0
> >  z=1.0/|       | :/........________/________
> >      / |       | /       /|        :        |z=1.5
> >z=0.5/  |.......|/_______/ |        :        |
> >    /: '|       :       :  |        :        |
> >z=0/ :' |       :       :  |........;........|
> >   | '  |       :       : '|        :        |
> >   |':  |_______:_______:' |        :        |
> >   | : /       .       /:  |        :        |
> >   | '/.......,......./ :  |________:________|z=1.5
> >   | /       .       /| : /        .         /
> >   |/_______._______/ | '/........,........./z=1.5
> >  /                   | /        .         /
> > Z                    |/________._________/z=0.5
> >
> 

Hehe, and I did a several pages long explanation... This one is so much
clearer :)

> No, you've changed the picture now.

No, it is the same three blocks, "connected" in the same way, only seen
from a slightly different angle...

> This one clearly is possible,

yes, so?

> the
> shape that the original poster was trying to represent (even though it
> became ambiguous when translated into ascii) wasn't.
> 

yes it was!

> You have placed the furthermost surfaces of blocks 1 and 2 on different
> planes, at z=0 and z=0.5.

As they have been all along.

> The origanal was supposed to have them both at
> z=0, making it impossible.

Did you make the picture? If not then how do you know what the original
poster intended?

> Something like this:
> 
>                ________   z=2.5
>               /\       \     \
>          z=2 /  \       \     \
>             /    \       \     \
>            /   3  \_     _\     \
>           /\      /\      /\   These should be in the same plane!
>      z=1 /_      /  \_     _\     \
>         /\      /   /\       \     \
>        /      \/__    \       \     \
>       /       /        \       \     \
>  z=0 /      \/______\___\_______\    z=1
>      \      /       /   /       /
>       \    /                   /
>        \  /   1           2   /
>    z=0  \/_______/__\/_______/  z=0
> 
> Is that a clearer explanation? ;-)

I understand what you are trying to say but I claim you are wrong. The
picture of the three blocks is quite possible.

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Original message headers
X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: f996b,cb9b84db809e750
X-Google-Attributes: gidf996b,public
From: Veronica Karlsson <dre...@on.spammer>
Subject: Re: Illusions and impossible things :)
Date: 1997/10/26
Message-ID: <345...@on.spammer>#1/1
X-Deja-AN: 285024014
References: <aEU...@post9.tele.dk.nospam> <344...@comports.com> <yAA...@tomh.demon.co.uk> <Sl3...@xemu.demon.co.uk> <6bJ...@tomh.demon.co.uk>
Organization: University of Lulea, Sweden
Newsgroups: alt.ascii-art
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