Concordance of boundary links
classification
🧮 math.GT
keywords
concordancelinkboundaryinvariantssignatureactuallyderiveddetermined
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We show that the twisted signature invariants of boundary link concordance derived from unitary representations of the free group are actually ordinary link concordance invariants. We also show how the discontinuity locus of this signature function is determined by Seifert matrices of the link.
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