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Source

\documentclass{article}

\usepackage{pstricks}

\begin{document}

\pagestyle{empty}

\psset{unit=2.2}
\begin{pspicture}(-2,-2)(2,2)
\pscircle[linewidth=.015,linestyle=solid,linecolor=teal,fillstyle=none](0,0){1}

\uput[d](1.4,0){$z^1$}
\psline[linewidth=.003](-1.5,0)(1.5,0)

\uput[l](0,1.4){$z^2$}
\psline[linewidth=.003](0,-1.5)(0,1.5)

\uput[u](.5,1){\color{blue}$A$}
\psline[linewidth=.01,linecolor=blue]{->}(0,1)(1,1)

\uput[d](1.3,.6){\color{blue}$A$}
\psline[linewidth=.01,linecolor=blue]{->}(.8,.6)(1.8,.6)

\uput{-.01}[dr](1.12,.84){\color{blue}$A_{nor}$}
\psline[linewidth=.01,linecolor=blue]{->}(.8,.6)(1.44,1.08)

\uput{.02}[ur](1.62,.84){\color{blue}$A_{tan}$}
\psline[linewidth=.01,linecolor=blue]{->}(1.44,1.08)(1.8,.6)

\uput[d](.4,0){\color{red}$y^1 + dy^1$}
\psline[linewidth=.01,linecolor=red](0,0)(.8,0)

\uput[l](.8,.3){\color{red}$y^2 + dy^2$}
\psline[linewidth=.01,linecolor=red](.8,0)(.8,.6)

\uput[dl](-.3,.4){\color{violet}$r$}
\psline[linewidth=.01,linecolor=violet](0,0)(-.6,.8)

\uput[dl](0,1){$x$}
\pscircle[linestyle=none,fillstyle=solid,fillcolor=black](0,1){.04}

\uput[l](.8,.6){$x + dx$}
\pscircle[linestyle=none,fillstyle=solid,fillcolor=black](.8,.6){.04}

\end{pspicture}

\end{document}

Original upload log

This image is a derivative work of the following images:

• File:060826_parallel_displacement.png licensed with PD-user-w
  • 2010-05-15T18:49:14Z Carlog3 939x788 (22626 Bytes) {{Information |Description={{en|1=author = complexica}} |Source=Transferred from [http://en.wikipedia.org en.wikipedia] |Date={{Date|2006|08|27}} (original upload date) |Author=Original uploader was [[:en:User:Complexica|Comple

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