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laplace beltrami operator

Operator theory on spectrum of discrete laplace beltrami operator riemannian metric

Operator theory on spectrum of discrete laplace beltrami operator riemannian metric

... in LaplaceBeltrami operator Riemannian geometry to pervious of differentiable manifolds which are used in an essential way in basic concepts of Spectrum of Discrete , bounded Riemannian geometry, ...

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Skeletons of 3D Surfaces Based on the Laplace Beltrami Operator Eigenfunctions

Skeletons of 3D Surfaces Based on the Laplace Beltrami Operator Eigenfunctions

... In this work we describe the algorithms to construct the skeletons, simplified 1D representations for a 3D surface depicted by a mesh of points, given the respective eigenfunctions of the Discrete ...

8

Radial Basis Function Finite Difference Approximations of the Laplace-Beltrami Operator

Radial Basis Function Finite Difference Approximations of the Laplace-Beltrami Operator

... Partial differential equations (PDEs) are used throughout science and en- gineering for modeling various phenomena. Solutions to PDEs cannot generally be represented analytically, and therefore must be approximated using ...

92

The Third Laplace-Beltrami Operator of the Rotational Hypersurface in 4-Space

The Third Laplace-Beltrami Operator of the Rotational Hypersurface in 4-Space

... General rotational surfaces as a source of examples of surfaces in the four dimensional Euclidean 38.. space were introduced by Moore [18,19].[r] ...

10

Singular integrals of the compositions of Laplace Beltrami and Green's operators

Singular integrals of the compositions of Laplace Beltrami and Green's operators

... Next, we prove the imbedding inequality with a singular factor in the John domain. Theorem 2.8 Let u Î D’(Ω, Λ l ) be a solution of the A-harmonic equation (1.1), G be the Green’s operator and Δ be the ...

12

Point mass dynamics on spherical hypersurfaces

Point mass dynamics on spherical hypersurfaces

... It should be stressed that the Green function is obtained from the Laplace-Beltrami operator on the surface (intrinsic), not from the Laplace operator in the embedding space ...

11

Improving the Sharpness of Digital Images Using a Modified Laplacian Sharpening Technique

Improving the Sharpness of Digital Images Using a Modified Laplacian Sharpening Technique

... In this section, the necessary computer experiments and evaluations are provided to exhibit and appraise the performance of the proposed technique with several comparable techniques, as well as various real-degraded ...

5

Existence and multiplicity of solutions for equations involving nonhomogeneous operators of p(x)-Laplace type in RN

Existence and multiplicity of solutions for equations involving nonhomogeneous operators of p(x)-Laplace type in RN

... The aim of this paper is to show the existence of at least one nontrivial solution and infinitely many nontrivial solutions for problem (B) without the assumption of the uni- form convexity of the functional as in []; ...

17

Three solutions for a class of quasilinear elliptic systems involving the p(x)-Laplace operator

Three solutions for a class of quasilinear elliptic systems involving the p(x)-Laplace operator

... The existence of at least three weak solutions is established for a class of quasilinear elliptic systems involving the p ( x )-Laplace operator with Neumann boundary condition. The technical approach is ...

10

Absolute Monotonicity of Functions Related To Estimates of First Eigenvalue of Laplace Operator on Riemannian Manifolds

Absolute Monotonicity of Functions Related To Estimates of First Eigenvalue of Laplace Operator on Riemannian Manifolds

... [12] P. Li and S. T. Yau, Estimates of eigenvalues of a compact Riemannian manifold, Geometry of the Laplace operator (Proc. Sympos. Pure Math., Univ. Hawaii, Honolulu, Hawaii, 1979), 205–239, Proc. Sympos. ...

9

Positive solutions of second order singular boundary value problem with a Laplace like operator

Positive solutions of second order singular boundary value problem with a Laplace like operator

... For example, Erbe and Wang [3] studied the case for Φv = v, Wang [8] discussed the problem with boundary conditions replaced by nonlinear ones, Sun and Ge [7] dealt with the problem for [r] ...

14

Estimates for Resonant Frequencies Under Boundary Deformation in Multi-dimensional Space

Estimates for Resonant Frequencies Under Boundary Deformation in Multi-dimensional Space

... It is well known that the operator − ∆ on L 2 (Ω ε ) with domain H 2 (Ω ε ) ∩ H 0 1 (Ω ε ) is self-adjoint with compact resolvent. Consequently, its spectrum consists entirely of isolated, real and pos- itive ...

13

On the spectrum of the negative Laplacian for general 
			doubly connected bounded domains

On the spectrum of the negative Laplacian for general doubly connected bounded domains

... This paper is devoted to asymptotic formulas for functions related with the spectrum of the standard Laplace operator in two and three dimensional bounded doubly connected domains with i[r] ...

10

Function theory for a beltrami algebra

Function theory for a beltrami algebra

... analytic functions by means of systems of first order partial differential equations goes back at least to a paper of Picard in 1891 [I]... The solutions of that system.[r] ...

10

A New Differential Operator Method to Study the Mechanical Vibration

A New Differential Operator Method to Study the Mechanical Vibration

... differential operator method in [3], Laplace transform and modal analysis method to calculate the natural frequency of torsional vibration and torque amplification factor for the main transmission system in ...

6

Positive solutions to n dimensional \(\alpha  {1}+\alpha  {2}\) order fractional differential system with p Laplace operator

Positive solutions to n dimensional \(\alpha {1}+\alpha {2}\) order fractional differential system with p Laplace operator

... In this paper, we study an n-dimensional fractional differential system with p-Laplace operator, which involves multi-strip integral boundary conditions. By using the Leggett–Williams fixed point theorem, the ...

21

Inversion theorem for distributional Fourier Laplace transform

Inversion theorem for distributional Fourier Laplace transform

... n example is the Laplace transform, which renders a useful class of differential equations trivially solvable, converting them into algebraic ones instead. Another is the very well-known Fourier transform, which ...

8

Finite Time Engineering

Finite Time Engineering

... We examined the effect of changing the infinite time requirement for the Laplace transform theory on engineering applications. The most important feature of the Finite Laplace transform (FLT) theory is that ...

6

Boundary value problems in time for wave equations on RN

Boundary value problems in time for wave equations on RN

... Wave equation, radial symmetry, boundary value problem, eigenvalue problem, Hilbert space, weighted Sobolev space, Fredholm operator, Laplace transform, Bessel functions.. 1980 AMS SUBJE[r] ...

20

Arc Image Processing Based on LabVIEW

Arc Image Processing Based on LabVIEW

... as Laplace edge detection operator, Prewitt edge detection operator, Sobel edge detection operator, and Robert edge detection ...of Laplace edge detection operator is that the ...

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