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path: root/info/examples/lgc2/4-2-12.mp
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% --- start of displayed preamble in the book ---
input graph
% --- end of displayed preamble in the book ---
defaultfont:="ptmr8r";
warningcheck:=0;
beginfig(1)
draw begingraph(2.5in,2.5in);
n:=10;
defaultscale:=0.7;
pickup pensquare scaled 3pt;
setrange((1700,0),(whatever,whatever));
gdata("stones.dat", s,
gdraw ((scantokens s2),n)--
  ((scantokens s3),n);
glabel.lft(s1,(scantokens s2)-3,n);
n:=n+16;);
pickup pensquare scaled .5pt;
frame.bot;
autogrid(otick.bot,);
endgraph;
endfig;
end;