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diff --git a/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-reuseq.html b/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-reuseq.html new file mode 100644 index 00000000000..67f62f82ec1 --- /dev/null +++ b/Master/texmf-dist/doc/generic/FAQ-en/html/FAQ-reuseq.html @@ -0,0 +1,37 @@ +<head> +<title>UK TeX FAQ -- question label reuseq</title> +</head><body> +<h3>Re-using an equation</h3> +<p/>To repeat an existing equation, one wants not only to have the same +mathematics in it, one also wants to re-use the original label it had. +The <i>amsmath</i> package comes to our help, here: +<blockquote> +<pre> +\usepackage{amsmath} +... +\begin{equation} + a=b + \label{eq1} +\end{equation} +... +Remember that +\begin{equation} + a=b + \tag{\ref{eq1}} +\end{equation} +</pre> +</blockquote><p> +Here, the second instance of a=b will be +typeset with a copy, made by the <code>\</code><code>tag</code> command, of the label of the +first instance. +<p/>Comprehensive documentation of AMSLaTeX is to be found in +<i>amsldoc</i>, in the distribution; it is also available on the web +at <a href="ftp://ftp.ams.org/pub/tex/doc/amsmath/amsldoc.pdf">ftp://ftp.ams.org/pub/tex/doc/amsmath/amsldoc.pdf</a> +<dl> +<dt><tt><i>amsldoc.tex</i></tt><dd>Distributed as part of AMSLaTeX + <a href="ftp://cam.ctan.org/tex-archive/macros/latex/required/amslatex.zip">macros/latex/required/amslatex</a> (<a href="ftp://cam.ctan.org/tex-archive/macros/latex/required/amslatex.tar.gz">gzipped tar</a>, <a href="http://www.tex.ac.uk/tex-archive/macros/latex/required/amslatex/">browse</a>) +<dt><tt><i>amsmath.sty</i></tt><dd>Distributed as part of AMSLaTeX + <a href="ftp://cam.ctan.org/tex-archive/macros/latex/required/amslatex.zip">macros/latex/required/amslatex</a> (<a href="ftp://cam.ctan.org/tex-archive/macros/latex/required/amslatex.tar.gz">gzipped tar</a>, <a href="http://www.tex.ac.uk/tex-archive/macros/latex/required/amslatex/">browse</a>) +</dl> +<p/><p>This question on the Web: <a href="http://www.tex.ac.uk/cgi-bin/texfaq2html?label=reuseq">http://www.tex.ac.uk/cgi-bin/texfaq2html?label=reuseq</a> +</body> |