Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2009

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: GraphPlot and Feynman graphs

  • To: mathgroup at smc.vnet.net
  • Subject: [mg96035] Re: GraphPlot and Feynman graphs
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Mon, 2 Feb 2009 06:21:18 -0500 (EST)
  • References: <gm3r6h$m9i$1@smc.vnet.net>

Hi,

that is wonderful that you try to reinvent the wheel, look
at http://www.feynarts.de/

Regards
   Jens


sidious.lord at gmail.com wrote:
> Hello,
> 
> I experimented a bit with using Mathematica's GraphPlot to
> draw Feynman graphs.  In particular, I would like to be able
> to modify VertexRenderingFunction in such a way as to
> use the usual conventions for drawing Feynman graphs (see
> 
> http://en.wikipedia.org/wiki/Feynman_diagram
> 
> for some example of Feynman graphs).
> 
> I wasn't able to get very far though, which was a bit disappointing.
> There were several issues:
> 
> * When two vertices are linked by more than one edge (as
> it often happens in Feynman diagrams with loops) the only
> way this is drawn is by splitting the two edges until they are
> at at prescribed distance apart and then the edges run
> parallel until they join at the other vertex.  This is weird for
> Feynman graphs.
> 
> * I wasn't able to add patterns on the edges, for example
> the wiggles for the gluon lines.
> 
> Can someone offer help with these issues?  Are there any
> plans to offer the ability to draw Feynman graphs in future
> versions of Mathematica or as an add-on package?
> 
> I can tell you that having the possibility to draw Feynman
> graphs within Mathematica (with the possibility of adding
> mathematics around the vertices and edges) would make
> lots of physicists very happy.
> 
> Thank you.
> 


  • Prev by Date: Re: Simplifying and Rearranging Expressions
  • Next by Date: Re: FourierTransform
  • Previous by thread: GraphPlot and Feynman graphs
  • Next by thread: Re: GraphPlot and Feynman graphs