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Feynman Diagrams
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status open
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authors:
Uwe Stöhr and Ronen Abravanel
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\begin_layout Standard
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To be able to create
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\noun on
Feynman
\noun default
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diagrams,
the \SpecialChar LaTeX
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-package
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\series bold
feyn
\series default
must be installed.
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A
\noun on
Feynman
\noun default
diagram is created by inserting the command
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\series bold
\backslash
Diagram
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in a formula.
Then you are able to add new matrix columns and rows like a normal matrices.
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As matrix entry,
one can enter commands that act as
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particles
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or
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propagators
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,
for example:
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Example
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fermion,
photon or ghost propagator
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fermion/photon,
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fermions/photons loop
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the vertex label
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is either '^' or '_' for labeling above or below the vertex
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fglS\vertexlabel_{\gamma}
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\begin_layout Standard
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These are just some of the features of thepackage
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\series bold
feyn
\series default
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whose user manual can be found in
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literal "true"
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.
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status open
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\series bold
Note:
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2011-11-21 23:22:22 +00:00
\series default
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If you have an index list in your document and use one of the AMS theorem modules,
you have to add the option
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\series bold
noglobalbang
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to the document class options in the document settings.
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This enables the usage of the '!' character in index entries (necessary for subentries) but might cause troubles with the align environments (which are described in section
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\begin_inset Quotes eld
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Align Environments
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of \SpecialChar LyX
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's Math manual).
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\end_layout
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\begin_layout Bibliography
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LatexCommand bibitem
key "Feyn"
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literal "true"
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\end_inset
\begin_inset CommandInset href
LatexCommand href
name "Documentation"
target "http://mirror.ctan.org/fonts/feyn/feyn.pdf"
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literal "false"
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\end_inset
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of the \SpecialChar LaTeX
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package
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\series bold
feyn
\end_layout
\end_body
\end_document
