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%!
% PostScript prologue for pst-circ.tex.
% version 0.01 2007-03-23 (hv)
% For distribution, see pstricks.tex.
%
/GetNode {
tx@NodeDict begin
tx@NodeDict 1 index known { load GetCenter } { pop 0 0 } ifelse
end
} bind def
/ZeroEq { abs 1E-10 lt } bind def /EqDr {
4 copy 3 -1 roll sub 7 1 roll exch sub 5 1 roll 4 -1 roll
mul 3 1 roll mul exch sub } bind def
/InterLines {
EqDr /D1c exch def /D1b exch def /D1a exch def
EqDr /D2c exch def /D2b exch def /D2a exch def
D1a D2b mul D1b D2a mul sub dup ZeroEq
{ pop pop pop 0 0 }
{
/Det exch def
D1b D2c mul D1c D2b mul sub Det div
D1a D2c mul D2a D1c mul sub Det div
}
ifelse } bind def
% END pst-circ.pro
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