% produced by fig2vect
prologues:=0;
labeloffset:=0;bbmargin:=0;
verbatimtex
\documentclass[12pt]{article}
\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}
\usepackage[intlimits]{amsmath}
\usepackage{amsfonts,amssymb,amscd}
% \usepackage{trfsigns}
\usepackage{mathptmx}
\usepackage[scaled=.92]{helvet}
\usepackage{courier}
\begin{document}
etex
beginfig(0)
% 10
path p;
p = (-0.0,0.0)
--(324.0,0.0)
--(324.0,324.0)
--(-0.0,324.0)
--cycle;
linecap:=0;
linejoin:=0;
pickup pencircle scaled 0.0;
draw p withcolor (1,1,1);
% 14
path p;
p = ((fullcircle scaled 270.0) yscaled 1.0) shifted (148.5,148.5);
pickup pencircle scaled 0.9;
draw p withcolor (0,0,0);
% 16
path p;
p = (148.5,151.632)
--(148.5,280.368);
color c;
c = (0,0,0);
pickup pencircle scaled 1.8;
draw p withcolor c;
path a;
ahangle:=33.4;
ahlength:=14.4;
a = arrowhead p;
fill a withcolor c;
draw a withcolor c;
path a;
a = arrowhead (reverse p);
fill a withcolor c;
draw a withcolor c;
% 20
path p;
p = (148.5,148.5)
--(310.5,148.5);
pickup pencircle scaled 0.9;
draw p withcolor (0,0,0);
% 22
path p;
p = (148.5,148.5)
--(270.0,310.5);
draw p withcolor (0,0,0);
% 24
path p;
p = (148.5,148.5)
--(27.0,310.5);
draw p withcolor (0,0,0);
% 13
picture q;
q =
btex \mbox{\(c\)} etex;
label.urt(q,((243.0,195.78)+(llcorner q))) withcolor (0,0,0);
% 15
picture q;
q =
btex \mbox{\(r\)} etex;
label.urt(q,((148.5,244.74)+(llcorner q))) withcolor (0,0,0);
% 26
picture q;
q =
btex \mbox{\(\alpha_c\)} etex;
label.urt(q,((165.36,155.28)+(llcorner q))) withcolor (0,0,0);
% 33
picture q;
q =
btex \mbox{\(\alpha\)} etex;
label.urt(q,((165.36,212.64)+(llcorner q))) withcolor (0,0,0);
% 34
picture q;
q =
btex \mbox{\(P_1\)} etex;
label.urt(q,((283.5,150.24)+(llcorner q))) withcolor (0,0,0);
% 35
picture q;
q =
btex \mbox{\(P_1'\)} etex;
label.urt(q,((232.86,253.14)+(llcorner q))) withcolor (0,0,0);
% 27
path p;
p = (((fullcircle cutafter ((0.0,0.0)--(0.80357,0.75118))) rotated 0.24871)
scaled 91.22) shifted (141.67,149.87);
color c;
c = (0,0,0);
draw p withcolor c;
path a;
a = arrowhead p;
fill a withcolor c;
draw a withcolor c;
path a;
a = arrowhead (reverse p);
fill a withcolor c;
draw a withcolor c;
% 30
path p;
p = (((fullcircle cutafter ((0.0,0.0)--(-0.75203,0.80278))) rotated -1.2303)
scaled 122.16) shifted (154.99,151.38);
color c;
c = (0,0,0);
draw p withcolor c;
path a;
a = arrowhead p;
fill a withcolor c;
draw a withcolor c;
path a;
a = arrowhead (reverse p);
fill a withcolor c;
draw a withcolor c;
% 12
path p;
p = (((fullcircle cutafter ((0.0,0.0)--(-0.66,0.88))) rotated 0.0)
scaled 270.0) shifted (148.5,148.5);
pickup pencircle scaled 1.8;
draw p withcolor (0,0,0)
dashed dashpattern(on 0.72bp off 1.44bp on 1.8bp off 1.44bp
on 0.72bp);
% 36
path p;
p = (230.901,253.699)
--(282.099,151.301);
color c;
c = (0,0,0);
draw p withcolor c
dashed dashpattern(on 0.45bp off 0.9bp on 1.8bp off 0.9bp
on 0.45bp);
path a;
a = arrowhead p;
fill a withcolor c;
draw a withcolor c;
path a;
a = arrowhead (reverse p);
fill a withcolor c;
draw a withcolor c;
% 40
picture q;
q =
btex \mbox{\(P_0\)} etex;
label.urt(q,((60.72,261.6)+(llcorner q))) withcolor (0,0,0);
endfig;
end