Results 221 to 230 of about 1,944,105 (329)

On higher Jacobians, Laplace equations, and Lefschetz properties

open access: yesBulletin of the London Mathematical Society, EarlyView.
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

Simple groups with strong fixed‐point properties

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract We exhibit finitely generated torsion‐free groups for which any action on any finite‐dimensional CW‐complex with finite Betti numbers has a global fixed point.
Nansen Petrosyan
wiley   +1 more source

The random graph process is globally synchronizing

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract The homogeneous Kuramoto model on a graph G=(V,E)$G = (V,E)$ is a network of |V|$|V|$ identical oscillators, one at each vertex, where every oscillator is coupled bidirectionally (with unit strength) to its neighbors in the graph. A graph G$G$ is said to be globally synchronizing if, for almost every initial condition, the homogeneous Kuramoto
Vishesh Jain   +2 more
wiley   +1 more source

Quantitative approximate definable choices. [PDF]

open access: yesMath Ann
Lerario A, Rizzi L, Tiberio D.
europepmc   +1 more source

Combinatorial Algebraic Geometry

open access: yes, 2014
Sandra Di Rocco, Jan Draisma
semanticscholar   +1 more source

Algebraic Geometry

open access: yes, 2012
There are, algebraically speaking, three fundamental operations in arithmetic: 1) Addition and subtraction, 2) Multiplication and division, 3) finding powers and roots. Subtraction is actually negative addition; division is multiplication by the reciprocal of the divisor; and a root is a fractional power.
openaire   +1 more source

Plank theorems and their applications: A survey

open access: yesBulletin of the London Mathematical Society, EarlyView.
Abstract Plank problems concern the covering of convex bodies by planks in Euclidean space and are related to famous open problems in convex geometry. In this survey, we introduce plank problems and present surprising applications of plank theorems in various areas of mathematics.
William Verreault
wiley   +1 more source

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