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Sam Nelson and Sherilyn Tamagawa
Quotient quandles and the fundamental Latin Alexander quandle view print
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Published: |
March 9, 2016 |
Keywords: |
Quandles, Alexander quandles, Latin quandles, knot invariants, Gröbner bases |
Subject: |
57M27, 57M25 |
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Abstract
Defined in Joyce, 1982, and Matveev, 1984,
the fundamental quandle is a complete invariant of
oriented classical knots up to ambient homeomorphism. We consider
invariants of knots defined from
quotients of the fundamental quandle. In particular, we introduce a
generalization of the Alexander quandle of a knot known as the
fundamental Latin Alexander quandle and consider its Gröbner
basis-valued invariants, which generalize the Alexander polynomial. We show
via example that the invariant is not determined by the generalized
Alexander polynomial for virtual knots.
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Acknowledgements
The first author was partially supported by Simons Foundation collaboration grant 316709
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Author information
Sam Nelson:
Department of Mathematics, Claremont McKenna College, 850 Columbia Ave., Claremont, CA 91711
Sam.Nelson@cmc.edu
Sherilyn Tamagawa:
Department of Mathematics, South Hall, Room 6607, University of California, Santa Barbara, CA 93106-3080
tamagawa@math.ucsb.edu
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