Results 51 to 60 of about 4,910 (167)

Hierarchy of spaces of projective connection

open access: yesДифференциальная геометрия многообразий фигур, 2018
We consider the bundle of projective frames over a smooth manifold, i. e. the principal bundle whose typical fiber is the projective group. The giving fundamental-group connection in this bundle transforms it into a space of general projective connection.
Yu. Shevchenko
doaj  

CR-hypersurfaces of complex projective space

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1994
We consider compact n-dimensional minimal foliate CR-real submanifolds of a complex projective space. We show that these submanifolds are great circles on a 2-dimensional sphere provided that the square of the length of the second fundamental form is ...
M. A. Bashir
doaj   +1 more source

Dynamics of real projective transformations

open access: yesApplied General Topology, 2018
The dynamics of a projective transformation on a real projective space are studied in this paper. The two main aspects of these transformations that are studied here are the topological entropy and the zeta function.
Sharan Gopal, Srikanth Ravulapalli
doaj   +1 more source

Tropical Balls and Its Applications to K Nearest Neighbor over the Space of Phylogenetic Trees

open access: yesMathematics, 2021
A tropical ball is a ball defined by the tropical metric over the tropical projective torus. In this paper we show several properties of tropical balls over the tropical projective torus and also over the space of phylogenetic trees with a given set of ...
Ruriko Yoshida
doaj   +1 more source

Projective and other locative PPs in Greek

open access: yesGlossa, 2022
The distinction between projective and non-projective locative prepositions that has been proposed in the semantic literature (Zwarts & Winter 2000) is reflected in the syntax and morphology of Greek spatial expressions.
Athanasios Michail Ramadanidis
doaj   +2 more sources

Projections of a learning space. [PDF]

open access: yes, 2013
Any subset Q' of the domain Q of a learning space defines a projection of that learning space on Q' which is itself a learning space consistent with the original one. Moreover, such a construction defines a partition of Q having each of its classes defining a learning space also consistent with the original learning space.
openaire   +3 more sources

A Dual of the Chow Transformation

open access: yesComplex Manifolds, 2018
We define a dual of the Chow transformation of currents on the complex projective space. This transformation factorizes a left inverse of the Chow transformation and its composition with the Chow transformation is a right inverse of a linear diferential ...
Méo Michel
doaj   +1 more source

Projective coordinates and projective space limit

open access: yesNuclear Physics B, 2008
16 pages, v2: modified the section 2.1 clarifying the difference from IW contraction, added notes & references, version to appear in Nuclear Physics ...
Hatsuda, Machiko, Kamimura, Kiyoshi
openaire   +3 more sources

On the moduli space of superminimal surfaces in spheres

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
Using a birational correspondence between the twistor space of S2n and projective space, we describe, up to birational equivalence, the moduli space of superminimal surfaces in S2n of degree d as curves of degree d in projective space satisfying a ...
Luis Fernández
doaj   +1 more source

Self-maps of projective spaces [PDF]

open access: yesTransactions of the American Mathematical Society, 1982
The classical projective n n -spaces (real, complex, and quaternionic) are studied in terms of their self maps, from a ...
openaire   +2 more sources

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