Determination of an unknown parameter in a semi-linear parabolic equation.
Dehghan, Mehdi (2002)
Mathematical Problems in Engineering
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Dehghan, Mehdi (2002)
Mathematical Problems in Engineering
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Lin, Yanping, Xu, Shuzhan, Yin, Hong-Ming (1997)
International Journal of Mathematics and Mathematical Sciences
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Raimondas Čiegis, Aleksas Mirinavičius (2011)
Open Mathematics
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We consider the accuracy of two finite difference schemes proposed recently in [Roy S., Vasudeva Murthy A.S., Kudenatti R.B., A numerical method for the hyperbolic-heat conduction equation based on multiple scale technique, Appl. Numer. Math., 2009, 59(6), 1419–1430], and [Mickens R.E., Jordan P.M., A positivity-preserving nonstandard finite difference scheme for the damped wave equation, Numer. Methods Partial Differential Equations, 2004, 20(5), 639–649] to solve an initial-boundary...
Liu, Don, Kuang, Weijia, Tangborn, Andrew (2009)
Advances in Mathematical Physics
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Dehghan, Mehdi (2005)
Mathematical Problems in Engineering
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Dehghan, Mehdi (2003)
Mathematical Problems in Engineering
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Kyei, Yaw, Roop, John Paul, Tang, Guoqing (2010)
Advances in Numerical Analysis
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Milev, Mariyan, Tagliani, Aldo (2010)
Serdica Mathematical Journal
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2000 Mathematics Subject Classification: 65M06, 65M12. In this paper we explore the numerical diffusion introduced by two nonstandard finite difference schemes applied to the Black-Scholes partial differential equation for pricing discontinuous payoff and low volatility options. Discontinuities in the initial conditions require applying nonstandard non-oscillating finite difference schemes such as the exponentially fitted finite difference schemes suggested by D. Duffy and...
J. D. Kandilarov (2007)
Kragujevac Journal of Mathematics
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Sari, Murat (2009)
Mathematical Problems in Engineering
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Florian Mehats (2010)
ESAIM: Mathematical Modelling and Numerical Analysis
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We present here a discretization of a nonlinear oblique derivative boundary value problem for the heat equation in dimension two. This finite difference scheme takes advantages of the structure of the boundary condition, which can be reinterpreted as a Burgers equation in the space variables. This enables to obtain an energy estimate and to prove the convergence of the scheme. We also provide some numerical simulations of this problem and a numerical study of the stability of the...