File:DiscCoveringExample.svg

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Summary

This is the optimal strategy for r(9) and r(10). Below is the metapost code. Is this the right place to past this? let me know Full Decent (talk) 02:13, 3 June 2009 (UTC)

%prologues:=3;

filenametemplate "%j_%c.mps";

verbatimtex %&latex \documentclass{minimal} \begin{document} etex

beginfig(0); n:=6; r:=1/(1+2*cosd(360/(n-1))); u:=144/(2+2*r); draw fullcircle scaled (2*u) dashed evenly scaled 0.75; draw fullcircle scaled (2*r*u); for i=0 upto (n-2): draw fullcircle scaled (2*r*u) shifted (u*sind(360/(n-1)*i),u*cosd(360/(n-1)*i)); endfor;

draw (0,0)--(2*u*sind(180/(n-1)),2*u*cosd(180/(n-1))); draw (0,0)--(2*-u*sind(180/(n-1)),2*u*cosd(180/(n-1)));

% draw subpath (0,length(fullcircle)/(n-1)) of fullcircle scaled (4*u) rotated (90-180/(n-1)); drawdblarrow subpath (0,length(fullcircle)/(n-1)) of fullcircle scaled (4*u) rotated (90-180/(n-1));

% label.top(btex $\theta = \frac{2\pi}{n-1}$ etex,(0,0)) scaled (u/72) shifted (0,u*2); label.top(btex $\theta$ etex,(0,0)) scaled (u/36) shifted (0,u*2); endfig;

end

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Date/Time	Thumbnail	Dimensions	User	Comment
current	02:13, 3 June 2009	Thumbnail for version as of 02:13, 3 June 2009	180 ×ばつ 210 (9 KB)	Fulldecent	This is the optimal strategy for r(9) and r(10). Below is the metapost code. Is this the right place to past this? let me know ~~~~ %prologues:=3; filenametemplate "%j_%c.mps"; verbatimtex %&latex \documentclass{minimal} \begin{document} etex beginfig

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