Results 61 to 70 of about 8,612,691 (178)

Local equivalence and refinements of Rasmussen's s‐invariant

open access: yesJournal of Topology, Volume 19, Issue 1, March 2026.
Abstract Inspired by the notions of local equivalence in monopole and Heegaard Floer homology, we introduce a version of local equivalence that combines odd Khovanov homology with equivariant even Khovanov homology into an algebraic package called a local even–odd (LEO) triple.
Nathan M. Dunfield   +2 more
wiley   +1 more source

Número de Milnor associado a curvas reduzidas

open access: yes, 2016
O objetivo deste trabalho é estudar curvas reduzidas. Associado a elas, Buchweitz e Greuel definem um número, chamado número de Milnor de curvas reduzidas, pois no caso de curvas planas este coincide com o número de Milnor definido por Milnor.
Santana, Hellen Monção de Carvalho
core   +2 more sources

On Higher Dimensional Milnor Frames [PDF]

open access: yes, 2023
A classic result of Milnor shows that any 3-dimensional unimodular metric Lie algebra admits an orthonormal frame with at most three nontrivial structure constants. These frames are referred to as Milnor frames. We define extensions of Milnor frames into
Hunter, Hayden
core   +1 more source

Families of singular algebraic varieties that are rationally elliptic spaces

open access: yesMathematische Nachrichten, Volume 299, Issue 1, Page 214-223, January 2026.
Abstract We discuss families of hypersurfaces with isolated singularities in projective space with the property that the sum of the ranks of the rational homotopy and the homology groups is finite. They represent infinitely many distinct homotopy types with all hypersurfaces having a nef canonical or anti‐canonical class.
A. Libgober
wiley   +1 more source

Milnor numbers, spanning trees, and the Alexander–Conway polynomial

open access: yesAdvances in Mathematics, 2003
We study relations between the Alexander-Conway polynomial $\nabla_L$ and Milnor higher linking numbers of links from the point of view of finite-type (Vassiliev) invariants. We give a formula for the first non-vanishing coefficient of $\nabla_L$ of an m-component link L all of whose Milnor numbers $μ_{i_1... i_p}$ vanish for $p\le n$.
Masbaum, Gregor, Vaintrob, Arkady
openaire   +3 more sources

On higher Jacobians, Laplace equations, and Lefschetz properties

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 1, January 2026.
Abstract Let A$A$ be a standard graded Artinian K$\mathbb {K}$‐algebra over a field of characteristic zero. We prove that the failure of strong Lefschetz property (SLP) for A$A$ is equivalent to the osculating defect of a certain rational variety.
Charles Almeida   +2 more
wiley   +1 more source

On Fico's Lemmata and the homotopy type of certain gyrations

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 1, January 2026.
Abstract We undertake to determine the homotopy type of gyrations of sphere products and of connected sums, thereby generalising results known in earlier literature as ‘Fico's Lemmata’ which underpin gyrations in their original formulation from geometric topology.
Sebastian Chenery
wiley   +1 more source

On Milnor classes of constructible functions [PDF]

open access: yes, 2019
The main goal of this thesis is to present a generalization of the important invariant of the singularity theory, called the Milnor number. Such generalization is what we call the logarithmic Milnor number.
Silva, Mauri Pereira da
core   +1 more source

Milnor number associated to reduced curves

open access: yes, 2016
O objetivo deste trabalho é estudar curvas reduzidas. Associado a elas, Buchweitz e Greuel definem um número, chamado número de Milnor de curvas reduzidas, pois no caso de curvas planas este coincide com o número de Milnor definido por Milnor.
Santana, Hellen Monção de Carvalho [UNESP]
core  

Computation of Milnor numbers and critical values at infinity

open access: yesJournal of Symbolic Computation, 2004
9 pages.To download the libraries for Singular see http://www-gat.univ-lille1.fr/~bodin/
openaire   +3 more sources

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