File:Horseshoe-lemma-statement.svg

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Original file (SVG file, nominally 399 × 111 pixels, file size: 46 KB)

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Description
English: What the horseshoe lemma gives you (mathematics: homological algebra)
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PDF created with pdflatex. Converted to SVG by pdf2svg. Clipped using Inkscape.
Date
Source Own work
Author David J. Green (Mathematician)
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LaTeX source

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\documentclass[a4paper]{article}
\usepackage{amscd}
\begin{document}
\thispagestyle{empty}
\[
\begin{CD}
0 @>>> P^L_* @>{f_*}>> P^M_* @>{g_*}>> P^N_* @>>> 0
\\ && @V{\varepsilon^L}VV @V{\varepsilon^M}VV @V{\varepsilon^N}VV
\\ 0 @>>> L @>>{f}> M @>>{g}> N @>>> 0
\end{CD}
\]
\end{document}

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I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
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Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

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Date/TimeThumbnailDimensionsUserComment
current22:28, 11 February 2017Thumbnail for version as of 22:28, 11 February 2017399 × 111 (46 KB)David J. Green (Mathematician) (talk | contribs)Now somewhat larger; no change to LaTeX source.
21:50, 11 February 2017Thumbnail for version as of 21:50, 11 February 2017268 × 75 (46 KB)David J. Green (Mathematician) (talk | contribs)User created page with UploadWizard

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