Results 21 to 30 of about 14,054 (185)

On Tensor Product Surfaces of Lorentzian Planar Curves with Pointwise 1-Type Gauss Map [PDF]

open access: yesInternational Electronic Journal of Geometry, 2016
In this article, we study the tensor product surfaces of two Lorentzian planar,non-null curves to have pointwise 1-type Gauss map.
Yildirim, Mehmet
openaire   +6 more sources

Hypersurfaces with L_r - Pointwise 1-Type Gauss Map [PDF]

open access: yesZurnal matematiceskoj fiziki, analiza, geometrii, 2018
In this paper, we study hypersurfaces in ?????????? whose Gauss map G satisfies the equation LrG = f(G + C) for a smooth function f and a constant vector C, where Lr is the linearized operator of the (r+1)-st mean curvature of the hypersurface, i.e., Lr(f) = Tr(Pr ????????f) for f ???
openaire   +2 more sources

Supersolutions to nonautonomous Choquard equations in general domains

open access: yesAdvances in Nonlinear Analysis, 2023
We consider the nonlocal quasilinear elliptic problem: −Δmu(x)=H(x)((Iα*(Qf(u)))(x))βg(u(x))inΩ,-{\Delta }_{m}u\left(x)=H\left(x){(\left({I}_{\alpha }* \left(Qf\left(u)))\left(x))}^{\beta }g\left(u\left(x))\hspace{1.0em}\hspace{0.1em}\text{in}\hspace{0 ...
Aghajani Asadollah, Kinnunen Juha
doaj   +1 more source

SURFACES OF REVOLUTION WITH POINTWISE 1-TYPE GAUSS MAP

open access: yesJournal of the Korean Mathematical Society, 2005
A submanifold \(M\) of a Euclidean or pseudo-Euclidean space is said to have pointwise 1-type Gauss map \(G\) if it satisfies \[ \Delta G=f(G+C), \] where \(\Delta\) is the Laplace operator corresponding to the induced metric on \(M\), \(f\) a function on \(M\), and \(C\) a constant vector.
Chen, Bang-Yen   +2 more
openaire   +2 more sources

Integrable Solutions for Gripenberg-Type Equations with m-Product of Fractional Operators and Applications to Initial Value Problems

open access: yesMathematics, 2022
In this paper, we deal with the existence of integrable solutions of Gripenberg-type equations with m-product of fractional operators on a half-line R+=[0,∞).
Ateq Alsaadi   +2 more
doaj   +1 more source

SURFACES WITH POINTWISE 1-TYPE GAUSS MAP [PDF]

open access: yesThe Pure and Applied Mathematics, 2011
In this article, we study generalized slant cylindrical surfaces (GSCS`s) with pointwise 1-type Gauss map of the first and second kinds. Our main results state that GSCS`s with pointwise 1-type Gauss map of the first kind coincide with surfaces of revolution with constant mean curvature; and the right cones are the only polynomial kind GSCS`s with ...
openaire   +1 more source

A priori error estimates for optimal control problems with pointwise constraints on the gradient of the state [PDF]

open access: yes, 2011
We analyze a finite element approximation of an elliptic optimal control problem with pointwise bounds on the gradient of the state variable. We derive convergence rates if the control space is discretized implicitly by the state equation. In contrast to
Ortner, Christoph   +4 more
core   +1 more source

Classification Theorems of Ruled Surfaces in Minkowski Three-Space

open access: yesMathematics, 2018
By generalizing the notion of the pointwise 1-type Gauss map, the generalized 1-type Gauss map has been recently introduced. Without any assumption, we classified all possible ruled surfaces with the generalized 1-type Gauss map in a 3-dimensional ...
Miekyung Choi, Young Ho Kim
doaj   +1 more source

Rate of Approximation for Modified Lupaş-Jain-Beta Operators

open access: yesJournal of Function Spaces, 2020
The main intent of this paper is to innovate a new construction of modified Lupaş-Jain operators with weights of some Beta basis functions whose construction depends on σ such that σ0=0 and infx∈0,∞σ′x≥1.
M. Qasim   +4 more
doaj   +1 more source

Pointwise-in-time a posteriori error control for time-fractional parabolic equations [PDF]

open access: yes, 2021
For time-fractional parabolic equations with a Caputo time derivative of order α ∈ (0, 1), we give pointwise-in-time a posteriori error bounds in the spatial L2 and L∞ norms.
NATALIA KOPTEVA (12353197)   +1 more
core   +2 more sources

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