Proceedings of the American Mathematical Society · 1969 · 11 citations · 0 references
Natural SciencesMathematicsCombinatoricsGroup DynamicsTopologyFundamental GroupGeometric TopologyGroup TheoryBraid GroupsBraid TheoryFundamental Group ActionsFundamental Group Of A ManifoldFundamental Group Of A Topological SpaceGeneratorsMapping Class GroupsOrientation-preserving Transformations