[OS X TeX] Long Division redux

[McGarry Vince]

Carsten Heinz's polynom.sty works well for me.


Vince

On Dec 29, 2005, at 12:53 PM, Alain Schremmer wrote:

> I once appealed to this list for help setting up long divisions. I  
> remember not using Arseneau's longdiv, for whatever reason, but  
> someone gave me some code which I have been using ever since.
>
> Now I want to set up long divisions for polynomials. I was able to  
> fudge what I had but I have the strong feeling that I am defeating  
> the code that was given to me and I don't understand it enough to  
> adapt it.
>
> I wonder if, as mostly a matter of esthetics, someone might be  
> williing to do so.
>
> Below is the template that I am using, in the form of a document,  
> should anyone be interested by the exercise.
>
> Regards for the New Year
> --schremmer
>
> \documentclass[11pt]{book}
> \begin{document}
>
> \begin{center}
> \newdimen\digitwidth \settowidth\digitwidth{0}
> \def~{\hspace{\digitwidth}}
> \def\divrule#1#2{%
> \noalign{\moveright#1\digitwidth%
> \vbox{\hrule width#2\digitwidth}}}
> %This is the divisor
>            $0$
>            $+0h$
>            $+0h^{2}$
>            $+0h^{3}$
>                \hspace{0mm}
>        \begin{tabular}[b]{@{}l@{}}
> %This is the quotient (Its length controls the line.)
>                \hspace{5mm}
>            $0$
>                \hspace{5mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>            \\
>            \hline
>        \big)
>        \begin{tabular}[t]{@{}l@{}l@{}}
> %This is the dividend
>                \hspace{2mm}
>            $0$
>                \hspace{5mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>        \\
> %This is the first multiplication
>                \hspace{2mm}
>            $0$
>                \hspace{5mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
>           \divrule{0}{30}
> %This is the first subtraction
>                \hspace{2mm}
>            $0$
>                \hspace{5mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
> %This is the second multiplication
>                \hspace{2mm}
>            $ð$
>                \hspace{7mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
>           \divrule{7}{23}
> %This is the second subtraction
>                \hspace{2mm}
>            $ð$
>                \hspace{7mm}
>            $+0h$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
> %This is the third multiplication
>                \hspace{6mm}
>            $ð$
>                \hspace{10mm}
>            $ð$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
>           \divrule{13}{17}
> %This is the third subtraction
>                \hspace{8mm}
>            $ð$
>                \hspace{8mm}
>            $ð$
>                \hspace{5mm}
>            $+0h^{2}$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
> %This is the fourth multiplication
>                \hspace{10mm}
>            $ð$
>                \hspace{10mm}
>            $ð$
>                \hspace{10mm}
>            $ð$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
>           \divrule{20}{10}
> %This is the fourth subtraction
>                \hspace{10mm}
>            $ð$
>                \hspace{10mm}
>            $ð$
>                \hspace{10mm}
>            $ð$
>                \hspace{5mm}
>            $+0h^{3}$
>           \\
>           \end{tabular}
>           \end{tabular}
> \end{center}
> \end{document}
>
> ------------------------- Info --------------------------
> Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
>          & FAQ: http://latex.yauh.de/faq/
> TeX FAQ: http://www.tex.ac.uk/faq
> List Archive: http://tug.org/pipermail/macostex-archives/

------------------------- Info --------------------------
Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
          & FAQ: http://latex.yauh.de/faq/
TeX FAQ: http://www.tex.ac.uk/faq
List Archive: http://tug.org/pipermail/macostex-archives/