Geometry Boost List: [ggl] Question about blogpost

Subject: [ggl] Question about blogpost
From: Barend Gehrels (barend.gehrels)
Date: 2010-04-17 03:33:08

Hi Rykov,

Thanks, the picture was changed once. Will be enhanced.
Nice you discovered my blog :-)

Regards, Barend

Rykov Denis wrote:
> Hi. I've read blogpost
> http://barendgehrels.blogspot.com/2010/02/polygon-above-can-be-represented-in-two.html
> and have one question.
>
> "This green polygon above can be represented in two different ways:
>
>     * as one sequence of points, so one ring, which is self-touching
> in point (2,2)
>     * as an exterior ring ring, and an interior ring, both rings touch
> in point (2,2)
> "
>
> Why touch point is calling as (2,2), why not (1,2) as representing in picture?
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