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diff --git a/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/SetstereoR.sci b/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/SetstereoR.sci
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+// 08.08.12
+
+function SetstereoR(R,T,P,H)
+ X=R*sin(T*%pi/180)*cos(P*%pi/180);
+ Y=R*sin(T*%pi/180)*sin(P*%pi/180);
+ Z=R*cos(T*%pi/180);
+ Eye=[X-H/2*Y/(X^2+Y^2),Y+H/2*X/(X^2+Y^2),Z];
+ Setpers([0,0,0],Eye);
+endfunction
+