File:Qcircuit CZboxes.svg

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Summary

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Description
English: Quantum circuit diagram of a or controlled-Z (CZ) gate drawn with two square boxes (according to Barenco et al.). The gate matrix is in the basis
Date
Source Own work
Author Geek3
Other versions Qcircuit CZboxes-NC.svg with lines through boxes
SVG development
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This vector image was created with LaTeX.
Source code
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LaTeX code

code 
\documentclass[border=10pt]{standalone}
\input{Qcircuit} % available on http://physics.unm.edu/CQuIC/Qcircuit/
\usepackage{graphicx}
\newcommand{\controlb}{*+<0.5em>[F]{}}
\newcommand{\ctrlb}[1]{\controlb \qwx[#1] \qw}
\begin{document}
\scalebox{5}{%
\Qcircuit @C=1.4em @R=1.8em {
	& \ctrlb{1} & \qw \\
	& \controlb\qw & \qw
}}

\end{document}

Bash

Postprocessing with pdf2svg, Inkscape and Scour: 
x=Qcircuit_CZboxes;
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

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I, the copyright holder of this work, hereby publish it under the following licenses:
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.
w:en:Creative Commons
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Under the following conditions:
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Date/TimeThumbnailDimensionsUserComment
current20:44, 6 December 2015Thumbnail for version as of 20:44, 6 December 2015230 × 199 (814 bytes)Geek3 (talk | contribs)empty boxes
21:19, 5 December 2015Thumbnail for version as of 21:19, 5 December 2015199 × 172 (897 bytes)Geek3 (talk | contribs){{Information |Description ={{en|1=Quantum circuit diagram of a or controlled-Z (CZ) gate drawn with two square boxes (according to Nielsen & Chuang).}} |Source ={{own}} |Author ={{U|Geek3}} |Date =2...

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