Questions tagged [feynmf]
{feynmf} is about the `feynmf` or `feynmp` packages for Feynman diagrams.
129
questions
6
votes
1
answer
201
views
Feynman diagrams inside equation environment
I need to type the expression below
I am thinking of using tikzpicture inside the eqnarray environment. Although I am not quite sure which way would be the best to get this done. Can someone please ...
- 369
6
votes
2
answers
452
views
Feynman diagram by LaTex
I have plotted the following with paint:
I need to replace it by LaTex. I searched through this website I found some information about drawing Feynman diagram with LateX, but none of them matches my ...
user289635
0
votes
0
answers
32
views
feynmp for mixing vertex between two photons
I'm trying to draw a feynman diagram like the one in the picture in latexit, but currently it doesn't output anything at all. Can someone help?
\documentclass[10pt]{article}
\usepackage[usenames]{...
- 273
2
votes
1
answer
19
views
'foreground' command for coloring is not working in feynMF
I am trying to draw a Feynman diagram using the feynMF package where I wanted to put a specific color to a line and a blob. But even if I use the foreground command in \fmf and \fmfv environments, the ...
0
votes
1
answer
69
views
Feynman Diagram Issues
First time posting questions on this specific forum. I am trying to draw a Feynman diagram for the process in which a fermion-antifermion pair annihilate at vertex v1 and a fermion-antifermion pair is ...
0
votes
1
answer
143
views
How to draw a feynman triangle loop using feynMF package?
I am trying to produce this diagram:
So far my code looks the following:
\documentclass{article}
\usepackage{caption}
\usepackage{feynmp-auto}
\unitlength=1mm
\begin{document}
\begin{figure}[h]
...
- 3
1
vote
0
answers
80
views
Blank output using feynmp package [duplicate]
Using all the code of feynmp package in my recent distribuition of MikTeX for W10 I have not see nothing. Why?
\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{feynmp}
\begin{document}
\...
- 49.6k
1
vote
1
answer
60
views
Using feynmf for Feynman Diagrams
I am using \usepackage{feynmf} to draw Feynman diagrams. However, I have an issue with the labeling of my vertices. For some charts, it puts the vertex label right in the lines. For example, see the ...
0
votes
0
answers
36
views
Missing FeynMF labels in TeXworks 0.6.6
I wrote the following code to depict a sum of two diagrams. I usually used only overleaf but given the dimension of the document I am writing I needed to download and use TeXworks. However, the ...
- 1
0
votes
0
answers
72
views
How can I draw a momentum arrow in feynmf?
My question is similar to the one from this post: How does one draw a momentum arrow along a line in feynmf?.
However, I want to know if it is possible to draw a momentum arrow along a line using the ...
- 15
2
votes
1
answer
97
views
Operator matrix element Feynman diagrams
I am trying to draw the following cutted diagram
but I don't know how to do it.
I am using feynmf for the Feynman diagrams for my thesis since tikz-feynman requires lualatex and it gives enormous ...
- 147
0
votes
1
answer
182
views
Empty or not-compilable diagram using feynmf/feynmp package
Strangely today I wanted to create a graph with feynmf/feynmp package but taking for example the @egreg's answers here I not see nothing (I compile with TeXworks).
Does this anomaly happen only to me?...
- 49.6k
3
votes
1
answer
136
views
Vertical alignment of feynmp-graphs in equations
I find myself often in the situation where I have to arrange graphs generated with feynmp in equations. This works usually fine, but I have to play around with the space, i.e. I need to add some at ...
- 661
2
votes
1
answer
95
views
Kaon decay diagram alignment feynmf
I was trying to typset the following penguin diagram with Feynmf
and I've got it pretty close with the following code
\begin{fmffile}{Kaone}
\begin{equation}
\begin{fmfgraph*}(175,...
- 147
1
vote
2
answers
121
views
External vertex label placement in feynmp
I want to draw a simple e+e- -> 2 gamma feynman diagram using feynmp and I want the external vertex labels to be very close to the edges of the lines because I'm low on space.
I know that:
...
- 273
0
votes
1
answer
207
views
Create bremsstrahlung feynman diagram with feyngraph
I'm using Latexit to create feynman diagrams and I'd like to create a bremsstrahlung diagram similar to this one but I don't know how to go about getting the nucleus to be vertically below one vertex,...
- 273
0
votes
1
answer
32
views
Illustrating Forest Formula on Feynmp
I'm trying to illustrate the Forest Formula for proving renormalizability as a final project for a course I'm taking. I need to find a way to put a rectangle with a dotted line (I can make do with it ...
- 15
0
votes
1
answer
52
views
Equation graph using feyn package
Starting from this question with the picture
Is it possible with this MWE to create the connectivity graph into the math equation using feyn package?
\documentclass[a4paper,12pt]{article}
\...
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2
votes
1
answer
254
views
latexmk being slow to compile due to an incident with feynmf
I once tried to use the feynmf package in a .tex file. It didn't work, so I never tried it again. But since then, every .tex document I compile using latexmk takes about 10 times longer to finish. My ...
- 43
2
votes
1
answer
55
views
How to add space at vertex in `feynmp`
Is there a way to reproduce the following Feynman-diagrams using the 'feynmp' package?
The following code
\documentclass{article}
\usepackage{geometry}
\usepackage[utf8]{inputenc}
\usepackage{...
- 661
1
vote
0
answers
71
views
How to define a custom decoration shape in FeynMF?
FeynMF comes with pre-defined decoration shapes (circle, square, triangle, etc.) used for vertices. However I need decoration shapes that are semicircles (oriented to look like a D and mirror image of ...
- 11
2
votes
1
answer
214
views
Change angles, lengths and widths in feynmf
I'm trying to draw the following diagram in feynmf:
I want to do it in feynmf because it's easy to do in LaTeXiT which means that it automatically comes out with a transparent background, and because ...
- 273
0
votes
4
answers
563
views
Drawing feynman diagram with Feynmf
I'm trying to create the diagram below using the feynmf package, but I'm extremely inexpert and I don't know where to start to create the two protons that enter the blob. Im happy for the two blue ...
- 273
1
vote
3
answers
189
views
Equal length to vertices in feynmf
I want to draw the following feynman diagram using feynmf:
I'm happy for the solid blue line to be replaced by a dashed line, but I can't for the life of me work out how to get everything looking ...
- 273
1
vote
4
answers
339
views
Use Feynmp to create feynman diagram in LaTeXiT
I want to create a Feynman diagram using LaTeXiT.
I have followed the instructions here http://osksn2.hep.sci.osaka-u.ac.jp/~taku/osx/feynmp.html to install feynmp and the instructions here http://...
- 273
0
votes
2
answers
153
views
Photon without arrows using feynmp-auto
I have this MWE created with feynmp-auto,
\documentclass[a4paper,12pt]{article}
\usepackage{mathtools,amssymb}
\usepackage{feynmp-auto}
\begin{document}
\begin{fmffile}{draw}
\begin{fmfgraph*}(100,...
- 49.6k
0
votes
1
answer
56
views
why doesn't a dot appear in the second code for Feynman diagram produced by feynmf?
I tried this code :
\begin{fmffile}{feyngraph}
\begin{fmfgraph}(40,25)
\fmfleft{a1}
\fmfright{y1}
\fmf{photon}{a1,j1,y1}
\end{fmfgraph}
\end{fmffile}
~
\begin{fmffile}{feyngraph}
\...
- 113
0
votes
0
answers
98
views
How to draw Feynman diagrams with vertex dotted as in the picture
I would like to draw Feynman diagrams using Feynmf.
However, I cannot find a way to have a dot in the middle of wavy lines just like the picture below.
Moreover, I cannot find a way to draw a circle ...
- 113
2
votes
2
answers
194
views
Fixing arrows details on Feynman diagram
I'm trying to make a (simple?) Feynman diagram, but there are some details that are bugging me. In particular, the labels of the lines and the labels of the arrows are of different sizes, and the p'/k'...
- 123
0
votes
2
answers
296
views
Photon selfenergy diagram in LaTeX
I am typing my project using LaTeX, I need to insert a photon self-energy diagram with symmetric moments in centre alignment
This is what I need:
Please help me...
- 231
3
votes
2
answers
573
views
How to increase the size of a boson in tikz-feynman package?
I am using the tikz-feynman package to make some Feynman diagrams like this:
\documentclass{article}
% Beta decay
\usepackage{tikz}
\usepackage[compat=1.1.0]{tikz-feynman}
\usepackage{feynmf}
\begin{...
0
votes
1
answer
278
views
Position label above vertex feynmp 4 fermion interaction
I am trying to produce a Feynman diagram that is simply 2 incoming fermions meet at a vertex v1, with 2 outgoing fermions. I wish to put a label on the vertex, above the vertex. However feynmp by ...
- 185
2
votes
2
answers
1k
views
Packages for drawing diagrams of Feynman: advantages and disadvantages
My question simply derives from this question:
Bremsstrahlung process in \feynmandiagram environment
I have seen into the site TeX.SE. there are many question on the packages to draw a Feymann ...
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0
votes
0
answers
32
views
Is there any way to delete previously defined vertices in feynmf?
I'm trying to create feynman diagrams programmatically, and frequently require the need to remove individual vertices that were previously created with the fmfn or fmfcyclen commands. This is so that ...
- 145
2
votes
1
answer
41
views
Problem using variables with feynmp fmffor
This is a follow-up to this question. The solution provided by egreg worked, but the same solution doesn't work when trying to update a variable within an fmffor loop. A complete example is shown ...
- 145
2
votes
1
answer
46
views
Problem using variables with feynmp
I've tried the def command or pgfmathsetmacro, and the feynman diagrams are drawn as though the variable is always set to "1" regardless. The only workaround I've found is to put my feynman diagram ...
- 145
1
vote
1
answer
117
views
Feynmf - two loop correction to 4 point function
How can I draw the two loop correction to the four point function, with one of the loops on the right propagator?
I tried
\begin{fmffile}{loop}
\begin{fmfgraph}(40,40)
\fmfleft{i1,i2}
...
- 197
2
votes
2
answers
495
views
2
votes
1
answer
184
views
how do I put a dot in a \fmf line using feynmp?
I would like to add a dot to the top of the circle, but \fmfdot only works on vertices. Is there a way to do this?
Here is the code that I am using:
\documentclass{article}
\usepackage{feynmp}
\...
- 23
2
votes
1
answer
660
views
feynmf: colour flow lines
I would like to add colour flow lines to Feynman diagrams as in this example:
Is there a convenient way to have such a functionality?
The code is the following:
\documentclass[class=minimal,border=...
- 7,313
1
vote
1
answer
487
views
Drawing a triangle vertex in a bubble diagram with feynmf package
I would like to draw some Feynman diagrams using the feynmf package which contain a complex (triangular) vertex. Here is my attempt, which apparently reproduces the diagram which I want to achieve, ...
- 11
0
votes
3
answers
675
views
Anomalous Green's function
Is it possible to draw a line (or double line) with two out-out or into-into arrows in feynmf? Such (anomalous) diagrams appear, e.g. in perturbation theory of Bose condensates.
Following http://...
- 37
2
votes
2
answers
266
views
feynmf: keeping diagram width constant
The code
\documentclass[class=minimal,border=20pt]{standalone}
\usepackage[utf8]{inputenc}
\usepackage{feynmf}
\begin{document}
\begin{fmffile}{diagram}
\begin{fmfgraph*}(250, 250)
\fmfleft{i1,i2,...
- 7,313
1
vote
1
answer
433
views
Double wiggly line with arrow using feynmf
Please, could you help me to draw a double wiggly line with an arrow? I can drow a single woggly line with arrow using this code
\begin{fmffile}{vertex}
\fmfcmd{%
style_def wiggly_arrow expr p =...
- 37
1
vote
1
answer
422
views
How to use feynmf (feynmp)? [duplicate]
I would like to draw a tadpole diagram with a cross in a circle as the picture in the parenthesis but the double line is not necessary.
I write the codes as below:
\begin{fmffile}{tadpole}
\begin{...
- 141
1
vote
2
answers
1k
views
Can't draw the loop by using feynmf-auto package
I've tried to draw the vacuum polarization diagram by using feynmf-auto package. Here is the code which I've used:
\begin{fmffile}{45}
\begin{fmfgraph}(200,200)
...
- 179
4
votes
1
answer
2k
views
Repositing labels in Feynman diagram
I have the following code in Feynmf:
\documentclass{article}
\usepackage{feynmp}
\usepackage{ifpdf}
\ifpdf
\DeclareGraphicsRule{*}{mps}{*}{}
\fi
\usepackage{empheq}
\begin{document}
\unitlength =...
- 589
6
votes
2
answers
550
views
Issues with feynman diagram vertex
I'm unable to put more then one label on a vertex in a Feynman diagram. I've tried to use the command \fmfv twice or with more then one argument, but sadly I'm not getting the result I wished for. ...
- 61
0
votes
1
answer
879
views
Installing feynmp / feynmf to TexMaker
What packages do I need to download and what I need to have in my preamble in order to use feynmp and feynmf in texmaker?
- 19
3
votes
1
answer
1k
views
How can a label be positioned in feynmp?
I have a Feynman diagram like this:
Let's say I want the label for the W+ to be on the opposite side of its squiggly line or the label for the lowermost tbar to be on the opposite side of its ...
- 1,638