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 #### This is a small part of the research into similarity within abstract groups, and it's properties.
 
-All the txt files contain data from GAP system, that it is processed in Python using networkx library.
+All the txt files contain data from GAP system, that is processed in Python using networkx library.
 
 File *groupalg.g* has the code for S_M similarity measure and the construction of the corresponding similarity matrix.