Advances in the Mathematical Sciences: Research from the by Gail Letzter, Kristin Lauter, Erin Chambers, Nancy Flournoy, PDF

By Gail Letzter, Kristin Lauter, Erin Chambers, Nancy Flournoy, Julia Elisenda Grigsby, Carla Martin, Kathleen Ryan, Konstantina Trivisa

ISBN-10: 3319341375

ISBN-13: 9783319341378

ISBN-10: 3319341391

ISBN-13: 9783319341392

Offering the newest findings in themes from around the mathematical spectrum, this quantity comprises ends up in natural arithmetic in addition to various new advances and novel functions to different fields resembling chance, information, biology, and laptop technological know-how. All contributions function authors who attended the organization for girls in arithmetic examine Symposium in 2015: this convention, the 3rd in a sequence of biennial meetings geared up through the organization, attracted over 330 members and showcased the study of ladies mathematicians from academia, undefined, and government.

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Extra resources for Advances in the Mathematical Sciences: Research from the 2015 Association for Women in Mathematics Symposium

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Yβ that are obtained from β resp. α. Then, there is a diffeomorphism φ : (Σα )β → (Σβ )α between the outgoing boundaries of Yβ , Yα , determined by φ ◦ πβ ◦ πα = πα ◦ πβ , such that the 3-cobordisms20 Yα− ∪Σ Yβ Yβ ∪φ Yα− are diffeomorYβ ∪Σβ Yα are phic with fixed boundary, and the 3-cobordisms Yα ∪Σα Yβ diffeomorphic relative to idΣ , φ on the boundary. Ensure that this is reflected by embedded geometric compositions LαT ◦ Lβ , (id × φ )(Lβ ) ◦ LαT , Lα ◦ Lβ , Lβ ◦ Lα and identities (id × Lφ )(Lα ◦ Lβ ) = Lβ ◦ Lα , LαT ◦ Lβ = (id × φ )(Lβ ) ◦ LαT .

2), φ(xi ) = zi ∀i ≥ 3 gr(Lφ ), where the intermediate point [ y ] = [(y1 , x˜ 2 , . . , x˜ g+n )] = [(y1 , z˜2 , . . , z˜g+n )] after permutation satisfies either z˜2 = y1 ∈ α, x˜ 2 = y1 ∈ β or y1 = y1 ∈ α β, πα−1 (x2 ) = πβ−1 (z2 ). In both cases πα−1 (xi ) = πβ−1 (zi ) for i ≥ 3 can be rewritten as φ(xi ) = zi by φ ◦ πα = πβ . For i = 2 we have x2 ∈ πα (β), z2 ∈ πβ (α) or πα−1 (x2 ) = πβ−1 (z2 ) ∈ Σ (α ∪ β). 2) is equivalent (up to Hamiltonian isotopy of the Lagrangian) to φ(x2 ) = z2 . Note moreover that the intermediate point [ y ] is uniquely determined by [ x ], [ z ] , which as before would proves embeddedness of the geometric composition LαT ◦ Lβ if the same fact holds after adjustment to achieve a smooth structure.

G ∈ SU(2)2g g −1 −1 i=1 ai bi ai bi = −id ∼. If instead of −id we replace id with a noncentral element k ∈ G, then the representation spaces for the cobordisms are no longer independent of the choice of paths connecting the punctures on the surface (around which the holonomy is required to be conjugate to k). The corresponding Floer field theory in [81] thus yields invariants for pairs of cobordisms with embedded tangles (though invariance under isotopies of the embedding is not yet discussed, so the field theory falls short of yielding knot or link invariants).

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Advances in the Mathematical Sciences: Research from the 2015 Association for Women in Mathematics Symposium by Gail Letzter, Kristin Lauter, Erin Chambers, Nancy Flournoy, Julia Elisenda Grigsby, Carla Martin, Kathleen Ryan, Konstantina Trivisa


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