Abstract:A. S. Lipson constructed two state models yielding the same classical link invariant obtained from the Kauffman polynomial F (a, z). In this paper, we apply Lipson's state models to marked graph diagrams of surface-links, and observe when they induce surface-link invariants.Mathematics Subject Classification 2000: 57Q45; 57M25.
“…See Section 2 for details. By using marked graph diagrams, some properties and invariants of surface-links were studied in [1,3,4,6,9,10,13,14,15,16,19,21].…”
“…See Section 2 for details. By using marked graph diagrams, some properties and invariants of surface-links were studied in [1,3,4,6,9,10,13,14,15,16,19,21].…”
“…By a surface-link (or knotted surface) we mean a closed 2-manifold smoothly (or piecewise linearly and locally flatly) embedded in the 4-space R 4 or S 4 . Two surfacelinks are said to be equivalent if they are ambient isotopic.…”
Section: Introductionmentioning
confidence: 99%
“…Using marked graph diagram presentations of surfacelinks, some properties and invariants for surface-links have been studied by several researchers up to now. For example, see [1,4,5,7,13,14,17,18,19,23,25] and therein.…”
In this paper, we formulate a construction of ideal coset invariants for surface-links in 4-space using invariants for knots and links in 3-space. We apply the construction to the Kauffman bracket polynomial invariant and obtain an invariant for surface-links called the Kauffman bracket ideal coset invariant of surface-links. We also define a series of new invariants {K 2n−1 (L)|n = 2, 3, 4, . . .} for surface-links L defined by skein relations, which are more effective than the Kauffman bracket ideal coset invariant to distinguish given surface-links.
“…Using these terminologies, some properties and invariants of surface-links were studied in [2,5,6,12,13,14,15,22,25]. On many occasions it is necessary to minimize the number of Yoshikawa moves on marked graph diagrams when one checks that a certain function from marked graph diagrams defines a surface-link invariant.…”
A marked graph diagram is a link diagram possibly with marked 4-valent vertices. S. J. Lomonaco, Jr. and K. Yoshikawa introduced a method of representing surface-links by marked graph diagrams. Specially, K. Yoshikawa suggested local moves on marked graph diagrams, nowadays called Yoshikawa moves. It is now known that two marked graph diagrams representing equivalent surface-links are related by a finite sequence of these Yoshikawa moves. In this paper, we provide some generating sets of Yoshikawa moves on marked graph diagrams representing unoriented surface-links, and also oriented surfacelinks. We also discuss independence of certain Yoshikawa moves from the other moves.Mathematics Subject Classification 2000: 57Q45; 57M25.
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