\indexentry {Cohomology!}{3}
\indexentry {CHR@CHR|indexit}{3}
\indexentry {CHR@`CHR'}{3}
\indexentry {SchurMultiplier@SchurMultiplier|indexit}{4}
\indexentry {SchurMultiplier@`SchurMultiplier'}{4}
\indexentry {CoveringGroup@CoveringGroup|indexit}{4}
\indexentry {CoveringGroup@`CoveringGroup'}{4}
\indexentry {FirstCohomologyDimension@FirstCohomologyDimension|indexit}{4}
\indexentry {FirstCohomologyDimension@`FirstCohomologyDimension'}{4}
\indexentry {SecondCohomologyDimension@SecondCohomologyDimension|indexit}{4}
\indexentry {SecondCohomologyDimension@`SecondCohomologyDimension'}{4}
\indexentry {SplitExtensionCHR@SplitExtensionCHR|indexit}{4}
\indexentry {SplitExtensionCHR@`SplitExtensionCHR'}{4}
\indexentry {NonsplitExtension@NonsplitExtension|indexit}{4}
\indexentry {NonsplitExtension@`NonsplitExtension'}{4}
\indexentry {CalcPres@CalcPres|indexit}{5}
\indexentry {CalcPres@`CalcPres'}{5}
\indexentry {PermRep@PermRep|indexit}{5}
\indexentry {PermRep@`PermRep'}{5}
\indexentry {Further Information@Further Information|indexit}{5}