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authorKarl Berry <karl@freefriends.org>2009-05-16 00:19:13 +0000
committerKarl Berry <karl@freefriends.org>2009-05-16 00:19:13 +0000
commitbab45528d65eaafe68a705dbb2a57075c7b7cbd8 (patch)
tree10b4ae2b5195c8dede153ab89359ec00f55f325f /Build/source/utils/asymptote/examples/circles.asy
parent8643d90372e9c31e0f461c15c596b60a545bd7d3 (diff)
asymptote 1.72 sources (not integrated into build yet)
git-svn-id: svn://tug.org/texlive/trunk@13110 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/utils/asymptote/examples/circles.asy')
-rw-r--r--Build/source/utils/asymptote/examples/circles.asy33
1 files changed, 33 insertions, 0 deletions
diff --git a/Build/source/utils/asymptote/examples/circles.asy b/Build/source/utils/asymptote/examples/circles.asy
new file mode 100644
index 00000000000..69f5cf244a4
--- /dev/null
+++ b/Build/source/utils/asymptote/examples/circles.asy
@@ -0,0 +1,33 @@
+size(6cm,0);
+import math;
+
+currentpen=magenta;
+
+real r1=1;
+real r2=sqrt(7);
+real r3=4;
+pair O=0;
+
+path c1=circle(O,r1);
+draw(c1,green);
+draw(circle(O,r2),green);
+draw(circle(O,r3),green);
+
+real x=-0.6;
+real y=-0.8;
+real yD=0.3;
+pair A=(sqrt(r1^2-y^2),y);
+pair B=(-sqrt(r2^2-y^2),y);
+pair C=(x,sqrt(r3^2-x^2));
+
+pair d=A+r2*dir(B--C);
+pair D=intersectionpoint(c1,A--d);
+
+draw(A--B--C--cycle);
+draw(interp(A,D,-0.5)--interp(A,D,1.5),blue);
+
+dot("$O$",O,S,red);
+dot("$A$",A,dir(C--A,B--A),red);
+dot("$B$",B,dir(C--B,A--B),red);
+dot("$C$",C,dir(A--C,B--C),red);
+dot("$D$",D,red);