Results 91 to 100 of about 2,210,802 (166)

Semi-invariant lightlike submanifolds of a semi-Riemannian product manifold

open access: yes, 2007
In this paper, we introduce a new class of lightlike submanifolds, namely, semi-invariant lightlike submanifolds of a semi-Riemannian product manifold. We investigate totally umbilical, curvature invariant lightlike submanifolds in real space forms M-1(c(
Atceken, Mehmet   +3 more
core   +1 more source

Submanifolds with curvature normals of constant length and the Gauss map [PDF]

open access: yes, 2004
We show that a submanifold with curvature normal of constant length has constant principal curvatures under suitable global hypothesis.
A. J. Di Scala   +3 more
core   +1 more source

CONFORMAL ANTI-INVARIANT RIEMANNIAN MAPS TO KAHLER MANIFOLDS

open access: yes, 2018
We introduce conformal anti-invariant Riemannian maps from Riemannian manifolds to almost Hermitian manifolds and show that they include both anti-invariant submanifolds and anti-invariant Riemannian maps.
Sahin, Bayram, Akyol, Mehmet Akif
core   +1 more source

Conformal η-Ricci soltons on anti-invariant submanifold of LP-Kenmotsu manifold endowed with the Zamkovoy connection

open access: yesFilomat
The object of the present paper is to study anti-invariant submanifolds of Lorentzian para-Kenmotsu manifold (briefly, LP-Kenmotsu manifold) with respect to the Zamkovoy connection. We prove that if an anti-invariant submanifold M of LP-Kenmotsu manifold contains a conformal Ricci soliton with collinear Reeb vector field, then M is η-Einstein.
Mandal, Abhijit, Yıldırım, Mustafa
openaire   +1 more source

Lagrangian Fibrations. [PDF]

open access: yesMilan J Math, 2022
Huybrechts D, Mauri M.
europepmc   +1 more source

Perverse schobers and Orlov equivalences. [PDF]

open access: yesEur J Math, 2023
Koseki N, Ouchi G.
europepmc   +1 more source

Submanifolds of generalized Sasakian space forms [PDF]

open access: yes, 2009
In the present paper submanifolds of generalized Sasakian-spaceforms are studied. We focus on almost semi-invariant submanifolds, these generalize invariant, anti-invariant, and slant submanifolds.
Alegre Rueda, Pablo Sebastián   +1 more
core   +1 more source

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