[pstricks] How to do Braids with ps-tricks

Michael Sharpe msharpe at ucsd.edu
Mon Apr 26 19:02:39 CEST 2010

On Apr 26, 2010, at 9:42 AM, Felix Hoffmann wrote:

> Hello everyone,
> I am working on a diploma thesis in pure maths, which will need to display some braids (not the ones, which are already implemented in xyPic). They should look like that:
> o    o     o
> |     |      |
> |     |      |
>  \  /        |
>   x         |
> /   \        |
> |      |       |
> o    o     o
> But cool and not like the one I drew. I am always amazed from the things, that are possible with ps-tricks, I guess that there is a solution, but I don't know it yet. Of course it should be displayable which part of the braid is on top of the other and vice versa. Most appreciated would be a version, where I only tell the command which braid parts to change in what manner.

You could start with something like


but it might be better to use the psmatrix environment to contruct the ends of the braids.

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