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diff --git a/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-newfunction.html b/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-newfunction.html deleted file mode 100644 index 3e6065fe3b8..00000000000 --- a/Master/texmf-doc/doc/english/FAQ-en/html/FAQ-newfunction.html +++ /dev/null @@ -1,55 +0,0 @@ -<head> -<title>UK TeX FAQ -- question label newfunction</title> -</head><body> -<h3>Defining a new log-like function in LaTeX</h3> -<p/>Use the <code>\</code><code>mathop</code> command, as in: -<blockquote> -<pre> -\newcommand{\diag}{\mathop{\mathrm{diag}}} -</pre> -</blockquote><p> -<p/>Subscripts and superscripts on <code>\</code><code>diag</code> will be placed below and -above the function name, as they are on -<code>\</code><code>lim</code>. If you want your subscripts and superscripts always placed -to the right, do: -<blockquote> - -<pre> -\newcommand{\diag}{\mathop{\mathrm{diag}}\nolimits} -</pre> -</blockquote><p> -<p/>AMSLaTeX (in its <i>amsopn</i> package, which is automatically -loaded by <i>amsmath</i>) provides a command -<code>\</code><code>DeclareMathOperator</code> that takes does the same job as the first -definition above. To create our original <code>\</code><code>diag</code> command, one would -say: -<blockquote> -<pre> -\DeclareMathOperator{\diag}{diag} -</pre> -</blockquote><p> -<code>\</code><code>DeclareMathOperator*</code> declares the operator always to have its -sub- and superscripts in the -“<a href="FAQ-limits.html"><code>\</code><code>limits</code> position</a>”. -<p/>The <i>amsopn</i> command <code>\</code><code>operatorname</code> allows you to -introduce <em>ad hoc</em> operators into your mathematics, so -<blockquote> - <code>\</code><code>[</code> <code>\</code><code>operatorname{foo}</code><code>(bar)</code> <code>\</code><code>]</code> -</blockquote><p> -typesets the same as -<blockquote> -<pre> -\DeclareMathOperator{\foo}{foo} -... -\[ \foo(bar) \] -</pre> -</blockquote><p> -As with <code>\</code><code>DeclareMathOperator</code> there’s a starred version -<code>\</code><code>operatorname*</code> for sub- and superscripts in the limits position. -<p/>(It should be noted that “log-like” was reportedly a <em>joke</em> on -Lamport’s part; it is of course clear what was meant.) -<dl> -<dt><tt><i>amsopn.sty</i></tt><dd>In the AMSLaTeX distribution <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=newfunction">http://www.tex.ac.uk/cgi-bin/texfaq2html?label=newfunction</a> -</body> |