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diff --git a/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/ProjCurve.sci b/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/ProjCurve.sci
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+// 08.07.11
+// 08.10.07
+// 09.06.02
+// 09.08.23
+
+function AnsL=ProjCurve(Curve)
+ global PHI THETA;
+ Eps=10^(-6);
+ AnsL=[]; // Added
+ SP=sin(PHI); CP=cos(PHI);
+ ST=sin(THETA); CT=cos(THETA);
+ for I=1:size(Curve,1)
+ P=Curve(I,:);
+ x=P(1); y=P(2); z=P(3);
+ if x~=%inf
+ Xz=-x*SP+y*CP;
+ Yz=-x*CP*CT-y*SP*CT+z*ST;
+ Tmp=[Xz,Yz];
+ if I==1
+ AnsL=[Tmp];
+ else
+ Tmp1=AnsL(size(AnsL,1),:);
+ if Tmp1(1)==%inf | norm(Tmp-Tmp1)>Eps
+ AnsL=[AnsL;Tmp];
+ end;
+ end;
+ else
+ AnsL=[AnsL;%inf,%inf];
+ end;
+ end;
+endfunction
+