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The Orevkov invariant of an affine plane curve |
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| Authors: | Walter D Neumann Paul Norbury |
| Institution: | Department of Mathematics, Barnard College, Columbia University, New York, New York 10027 ; Department of Pure Mathematics, Adelaide University, Adelaide, Australia 5005 |
| Abstract: | We show that although the fundamental group of the complement of an algebraic affine plane curve is not easy to compute, it possesses a more accessible quotient, which we call the Orevkov invariant. |
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