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Telegraph equations

A Monte Carlo method for solving the one-dimensional telegraph equations with boundary conditions

A Monte Carlo method for solving the one-dimensional telegraph equations with boundary conditions

... The raised cosine signal turns out to be specially suited to observe a known phenomena in FDTD simulations called ”ringing” due to dispersion which can be easily observed when β goes to zero. For the FDTD simulations in ...

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First and second fundamental solutions of the time-fractional telegraph equation of order 2α

First and second fundamental solutions of the time-fractional telegraph equation of order 2α

... The telegraph equation is used as an alternative to the diffusion equation, since it has the potential to describe both diffusive and wave-like phenomena, due to the simultaneous presence of first and second order ...

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First and second fundamental solutions of the time-fractional telegraph equation with Laplace or Dirac operators

First and second fundamental solutions of the time-fractional telegraph equation with Laplace or Dirac operators

... The telegraph equation is used as an alternative to the diffusion equation, since it has the potential to describe both diffusive and wave-like phenomena, due to the simultaneous presence of first and second order ...

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Application of meshless local radial point interpolation (MLRPI) on generalized one-dimensional linear telegraph equation

Application of meshless local radial point interpolation (MLRPI) on generalized one-dimensional linear telegraph equation

... graph equations with Dirichlet boundary ...matrix equations given by the schemes are symmetric and ...matrix equations can be effectively solved by using many linear ...2D telegraph ...

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Fundamental solution of the time-fractional telegraph  Dirac operator

Fundamental solution of the time-fractional telegraph Dirac operator

... the telegraph equation has the potential to describe both diffusive and wave- like phenomena, due to the simultaneous presence of first and second order time ...derivatives. Telegraph equations have ...

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Fundamental solution of the multi-dimensional time fractional telegraph equation

Fundamental solution of the multi-dimensional time fractional telegraph equation

... the telegraph equation has the potential to describe both diffusive and wave-like phenomena, due to the simultaneous presence of first and second order time ...derivatives. Telegraph equations have ...

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Reversible-equivariant systems and matricial equations

Reversible-equivariant systems and matricial equations

... differential equations with symmetry dates back from 1915 with the work of ...differential equations with symmetries stay restricted to hamiltonian ...

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Computational bounds on polynomial differential equations

Computational bounds on polynomial differential equations

... Lorenz equations in meteorol- ogy, the Lotka-Volterra equations for predator-prey systems, or Van der Pol’s equation in electronics [HS74] fall into this ...

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Nonautonomous Di fference Equations with Applications

Nonautonomous Di fference Equations with Applications

... There are two main kind of discrete time approach: (i) The autonomous model in which the dynamics of the system is given by the same map. This kind of systems predicts the evolution without considering many changes along ...

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DBI equations and holographic dc conductivity

DBI equations and holographic dc conductivity

... DBI equations written in the form ...DBI equations in the limit of small ...DBI equations reduce to Maxwell equations in a curved space- time with metric g mn ...

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A note on reversibility and Pell equations

A note on reversibility and Pell equations

... is topologically conjugate to a linear model, that is, to a diffeomorphism induced on the torus by an element of the linear group SL(2, Z) of the 2 × 2 matrices with integer entries, det[r] ...

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HEAVY RAINFALL EQUATIONS FOR SANTA CATARINA, BRAZIL

HEAVY RAINFALL EQUATIONS FOR SANTA CATARINA, BRAZIL

... The greatest deviations between the observed and estimated values by the adjusted equation were observed for a return period of 2 years. The rainfall data charts were traditionally analyzed manually and the adjusted ...

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Higher Order and Fractional Diffusive Equations

Higher Order and Fractional Diffusive Equations

... Cesarano, “A note on multi-index polynomials of Dickson type and their applications in quantum optics”, Journal of Computational and Applied Mathematics , vol. Bernard Helffer, “Hypoe[r] ...

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Differential and Difference Equations with Applications

Differential and Difference Equations with Applications

... The scientific aim of this conference was to bring together mathematicians working in various disciplines of differential and difference equations and their applications. There were 11 plenary lectures, 21 main ...

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Nodal solutions for nonlinear nonhomogeneous Neumann equations

Nodal solutions for nonlinear nonhomogeneous Neumann equations

... [15] G. Lieberman. The natural generalization of the natural conditions of Ladyzhenskaya and Uraltseva for elliptic equations. Comm. Partial Differential Equations, 16:311–361, 1991. [16] G. Li and C. Yang. ...

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Mathematical aspects of coagulation-fragmentation equations

Mathematical aspects of coagulation-fragmentation equations

... The first mathematical study about the existence of solutions is Melzak’s 1957 paper cited in the last section [158], that considers the continuous system with bounded kernels. The extension to unbounded kernels started ...

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On (p, q) − equations with concave terms

On (p, q) − equations with concave terms

... of equations driven by the Laplacian ...to equations driven by the p −Laplacian, can be found in the works of Garcia Azorero-Manfredi-Peral Alonso [18], Guo-Zhang [21], Filippakis-Kristaly-Papageorgiou ...

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Dynamics of Holomorphic and Stochastic Differential Equations

Dynamics of Holomorphic and Stochastic Differential Equations

... Since the stochastic differential equation associated with this model does not always fit the stan- dard assumptions in the stochastic optimal control literature, namely Lipschitz contin[r] ...

157

On coupled systems of Hammerstein integral equations

On coupled systems of Hammerstein integral equations

... The arguments in this paper apply Guo–Krasnosel’ski˘ı compression–expansion theory on cones. Moreover, the kernel functions and the corresponding derivatives associated to the integral equations are nonnegative ...

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