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Summary

Description
English: Quantum circuit diagram of a controlled SWAP (or Fredkin) gate. The gate matrix is in the basis .
Date
Source Own work
Author Geek3
SVG development
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Source code
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Created in LaTeX using Q-circuit by the following code: 
\documentclass[border=10pt]{standalone}
\input{Qcircuit} % available on http://physics.unm.edu/CQuIC/Qcircuit/
\usepackage{graphicx}
\begin{document}
\scalebox{5}{%
\Qcircuit @C=1.4em @R=1.8em {
& \qw & \ctrl{2} & \qw & \qw\\
\lstick{\psi_1} & \qw \link{1}{1} & & \link{1}{-1} & \rstick{\psi_2} \qw \\
& & \\
\lstick{\psi_2} & \qw \link{-1}{1} & & \link{-1}{-1} & \rstick{\psi_1} \qw
} }
\end{document}
Postprocessing with pdf2svg, Inkscape and Scour: 
x=Qcircuit_Peres;
pdflatex $x.tex;
pdf2svg $x.pdf $x_.svg;
inkscape --verb=EditSelectAll --verb=SelectionUnGroup --verb=FileVacuum --verb=FileSave --verb=FileClose $x_.svg;
scour -i $x_.svg -o $x.svg --renderer-workaround --remove-metadata --enable-id-stripping --create-groups --enable-viewboxing

Licensing

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution
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Under the following conditions:
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Captions

Quantum controlled swap (Fredkin) gate

Items portrayed in this file

depicts

quantum gate

inception

22 September 2022

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Date/TimeThumbnailDimensionsUserComment
current17:33, 22 September 2022Thumbnail for version as of 17:33, 22 September 2022389 × 403 (1 KB)Geek3Uploaded own work with UploadWizard

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