Results 121 to 130 of about 8,829,684 (287)

Finite Geometric Spaces, Steiner Systems and Cooperative Games

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2014
Some relations between finite geometric spaces and cooperative games are considered. The games associated to Steiner systems, in particular projective and affine planes, are considered. The properties of winning and blocking coalitions are investigated.
Maturo Antonio, Maturo Fabrizio
doaj   +1 more source

Classification of toric projective varieties up to projective automorphisms [PDF]

open access: yesarXiv, 2019
Toric subvarieties of projective space are classified up to projective automorphisms.
arxiv  

Geometrical characterization of semilinear isomorphisms of vector spaces and semilinear homeomorphisms of normed spaces [PDF]

open access: yes, 2013
Let $V$ and $V'$ be vector spaces over division rings (possible infinite-dimensional) and let ${\mathcal P}(V)$ and ${\mathcal P}(V')$ be the associated projective spaces.
Pankov, Mark
core  

Maps into projective spaces: Liquid crystal and conformal energies

open access: yes, 2011
Variational problems for the liquid crystal energy of mappings from three-dimensional domains into the real projective plane are studied. More generally, we study the dipole problem, the relaxed energy, and density properties concerning the conformal $
D. Mucci
semanticscholar   +1 more source

Linear spaces: history and theory

open access: yesLe Matematiche, 1990
Linear spaces belong to the most fundamental geometric and combinatorial structures. In this paper I would like to give an onerview about the theory of embedding finite linear spaces in finite projective planes.
Albrecht Beutelspracher
doaj  

A Strong Convergence Theorem for Total Asymptotically Pseudocontractive Mappings in Hilbert Spaces

open access: yesAbstract and Applied Analysis, 2012
Demiclosedness principle for total asymptotically pseudocontractive mappings in Hilbert spaces is established. The strong convergence to a fixed point of total asymptotically pseudocontraction in Hilbert spaces is obtained based on demiclosedness ...
Chuan Ding, Jing Quan
doaj   +1 more source

Epimorphisms and maximal covers in categories of compact spaces

open access: yesApplied General Topology, 2013
The category C is "projective complete"if each object has a projective cover (which is then a maximal cover). This property inherits from C to an epireflective full subcategory R provided the epimorphisms in R are also epi in C. When this condition fails,
B. Banaschewski, A.W. Hager
doaj   +1 more source

Loop homology of quaternionic projective spaces [PDF]

open access: yesarXiv, 2010
We determine the Batalin-Vilkovisky algebra structure of the integral loop homology of quaternionic projective spaces and octonionic projective plane.
arxiv  

The block structure spaces of real projective spaces and orthogonal calculus of functors

open access: yes, 2006
Given a compact manifold X, the set of simple manifold structures on X x \Delta^k relative to the boundary can be viewed as the k-th homotopy group of a space \S^s (X). This space is called the block structure space of X.
Macko, Tibor
core  

Quasi-Canonical Biholomorphically Projective Mappings of Generalized Riemannian Space in the Eisenhart Sense

open access: yesAxioms
In this paper, quasi-canonical biholomorphically projective and equitorsion quasi-canonical biholomorphically projective mappings are defined. Some relations between the corresponding curvature tensors of the generalized Riemannian spaces GRN and GR¯N ...
Vladislava M. Milenković   +1 more
doaj   +1 more source

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