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Ullmann -- some more

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Théophile Bastian 2017-08-22 16:43:33 +02:00
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report/report.tex
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@ -409,7 +409,11 @@ and an isomorphism has been found; if not, we move on to the next permutation.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\section{Pattern-match}
\todo{}
We finally need to be able to find every occurrence of a given \emph{needle}
circuit in a bigger \emph{haystack} circuit — at any level in its groups
hierarchy. This problem is basically graph isomorphism with some specificities,
and for this purpose I used a classical algorithm for the subgraph isomorphism
problem, \emph{Ullmann}.
\subsection{Ullmann's algorithm}