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math.GT2024
Milnor Invariants --From classical links to surface-links, and beyond--
Akira Yasuhara
This is an English translation of the expository article written by the author in Japanese for publication in {\em Sugaku}. The author will explain Milnor invariants from the viewp…
math.GT2024
The classification of links up to clasp-pass moves
Jean-Baptiste Meilhan, Akira Yasuhara
We give a complete classification of links up to clasp-pass moves, which coincides with Habiro's -equivalence. We also classify links up to band-pass and band-# moves, which a…