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% OR-gate EAST
\newsavebox{\ore}
\savebox{\ore}(11,6){
\begin{picture}(11,6)
\bezier{60}(2,6)(7,6)(9,3) % top section of pointed curve
\bezier{60}(2,0)(7,0)(9,3) % bottom section of pointed curve
\bezier{50}(2,6)(4,3)(2,0) % back curve
\put(9,3){\line(1,0){2}} % output line
\put(0,5){\line(1,0){2.5}} % top input line
\put(0,1){\line(1,0){2.5}} % bottom input line
% NB intersection of input lines & back curve is estimated (not calculated)!
\end{picture}
}
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