Quasi-trivial quandles and biquandles, cocycle enhancements and link-homotopy of pretzel links
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DOI: 10.1142/s0218216518430071
Abstract: We investigate some algebraic structures called quasi-trivial quandles and we use them to study link-homotopy of pretzel links. Precisely, a necessary and sufficient condition for a pretzel link with at least two components being trivial… read more here.
Keywords: homotopy pretzel; trivial quandles; link homotopy; quasi trivial ... See more keywords