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Residual Finiteness of Surface Groups
1972
Proceedings of the American Mathematical Society
Preserved Fulltext
It is known [2] that free groups, and more generally fundamental groups of 2-manifolds [1], are residually finite. We give here an elementary proof of these facts.
doi:10.2307/2038357
fatcat:d46wzyx5uvhbxgxulrp4wzw2oe