numerical methods for parabolic equations
Numerical methods for differential equations with distributional derivatives
Ngày tải lên :
27/11/2015, 11:12
... why we will consider numerical methods for solving this kind of differential equations However, the exact solution in hand can be used as benchmark to evaluate numerical methods In the following ... Please refer to [12] for more details Other than finite element method, in this paper, we will discuss an alternative numerical method to handle the equations with distributions For the purpose of ... this thesis, we will mainly consider the numerical method for differential equations with the delta distribution and its distributional derivatives Such equations have very strong physical backgrounds...
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Tài liệu Numerical Methods for Ordinary Differential Equations pptx
Ngày tải lên :
13/02/2014, 20:20
... Numerical Methods for Ordinary Differential Equations Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 Numerical ... in detail the design of efficient explicit methods for non-stiff xiv NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS problems For implicit methods for stiff problems, inexpensive implementation ... which Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Differential Equations pdf
Ngày tải lên :
27/06/2014, 05:20
... Numerical Methods for Ordinary Differential Equations Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 Numerical ... in detail the design of efficient explicit methods for non-stiff xiv NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS problems For implicit methods for stiff problems, inexpensive implementation ... which Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Differential Equations Butcher Tableau doc
Ngày tải lên :
27/06/2014, 08:20
... Numerical Methods for Ordinary Differential Equations Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 Numerical ... in detail the design of efficient explicit methods for non-stiff xiv NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS problems For implicit methods for stiff problems, inexpensive implementation ... which Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Differential Equations Numerical Methods pptx
Ngày tải lên :
27/06/2014, 18:20
... Numerical Methods for Ordinary Differential Equations Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 Numerical ... in detail the design of efficient explicit methods for non-stiff xiv NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS problems For implicit methods for stiff problems, inexpensive implementation ... which Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Dierential Equations Episode 1 docx
Ngày tải lên :
13/08/2014, 05:21
... Numerical Methods for Ordinary Differential Equations Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 Numerical ... in detail the design of efficient explicit methods for non-stiff xiv NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS problems For implicit methods for stiff problems, inexpensive implementation ... which Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Dierential Equations Episode 2 docx
Ngày tải lên :
13/08/2014, 05:21
... have Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 52 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ... Lotka–Volterra equations (106a), (106b) in the form given in Exercise 12.1 38 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 13 Difference Equation Problems 130 Introduction to difference equations ... given by 32 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 102 Figure 121(ii) 1+ √ 2+ √ 2 √ √ 1+ √ 10 Solution to neutral delay differential equation (121c) the formula for y (x) for x positive...
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Numerical Methods for Ordinary Dierential Equations Episode 3 pot
Ngày tải lên :
13/08/2014, 05:21
... which of various alternative numerical methods should be used for a specific problem, or even for a large class of problems 56 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS Table 201(II) h ... 12 12 −9 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 0.05 h 0.10 0.15 62 Figure 203(iii) x Stepsize h against x for the ‘mildly stiff’ problem (203a) with variable stepsize for T = 0.02 ... function, y, on [x0 , x] by the formula y(x) = y(xk−1 ) + (x − xk−1 )f (xk−1 , y(xk−1 )), x ∈ (xk−1 , xk ], (210b) 66 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS for k = 1, 2, , n If we...
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Numerical Methods for Ordinary Dierential Equations Episode 4 doc
Ngày tải lên :
13/08/2014, 05:21
... to converge for large stepsizes (not shown in the diagrams) This effect persisted for a larger range of stepsizes for PEC methods than was the case for PECE methods NUMERICAL METHODS FOR ORDINARY ... than for corresponding explicit NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 10−6 10−4 104 −8 E 10 10 −10 10−4 Figure 239(ii) 10−3 h 10−2 Runge–Kutta methods with cost corrections methods ... criteria to derive Adams–Bashforth methods with p = k for k = 2, 3, 4, and Adams–Moulton methods with p = k + for k = 1, 2, For k = 4, the Taylor expansion of (241c) takes the form hy (xn )(1 − β0 −...
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Numerical Methods for Ordinary Dierential Equations Episode 5 docx
Ngày tải lên :
13/08/2014, 05:21
... 124 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 262 Generalized linear multistep methods These methods, known also as hybrid methods or modified linear multistep methods, generalize ... by Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 138 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ... interpolation formula in the form y(xn−1 + ht) ≈ (1 + 2t)(1 − t)2 y(xn−1) + (3 − 2t)t2 y(xn ) + t(1 − t)2 hy (xn−1 ) − t2 (1 − t)hy (xn ) 132 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Dierential Equations Episode 6 ppsx
Ngày tải lên :
13/08/2014, 05:21
... 1/γ(t3 ) For explicit methods, D(2) cannot hold, for similar reasons to the impossibility of C(2) For implicit methods D(s) is possible, as we shall see in Section 342 174 NUMERICAL METHODS FOR ORDINARY ... of the matrix A For i corresponding to a member of row k for k = 1, 2, , m, the only non-zero 190 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS aij are for j = and for j corresponding ... 31.3 For an arbitrary Runge–Kutta method, find the order condition corresponding to the tree 170 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 32 Low Order Explicit Methods 320 Methods...
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Numerical Methods for Ordinary Dierential Equations Episode 7 potx
Ngày tải lên :
13/08/2014, 05:21
... I formula, c1 = This formula is exact for polynomials of degree up to 2s − II For the Radau II formula, cs = This formula is exact for polynomials of degree up to 2s − III For the Lobatto formula, ... p + (333g) 204 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS Proof For a given tree t, let Φ(t) denote the elementary weight for (333a) and Φ(t) the elementary weight for (333b) Because ... of degree 216 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ∗ less than n − A simple calculation shows that Q is orthogonal to Pk for ∗ k < n − Hence, (342f) follows except for the value...
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Numerical Methods for Ordinary Dierential Equations Episode 8 ppsx
Ngày tải lên :
13/08/2014, 05:21
... 12 36 For E(y) ≥ 0, for all y > 0, it is necessary and sufficient for A-stability that λ ∈ [ , λ], where λ ≈ 1.0685790213 is a zero of the coefficient of y in E(y) For 262 NUMERICAL METHODS FOR ORDINARY ... choose Z = −t diag(ej ), for t positive The value of R(Z) becomes R(Z) = − tbj + O(t2 ), 248 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS which is greater than for t sufficiently small Now ... the form G u v , G u v = u v ≤ 0, where G is defined by f (u) f (v) Furthermore, the requirement on a numerical method (357b) can be written in the form Yn ≤ Yn−1 250 NUMERICAL METHODS FOR ORDINARY...
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Numerical Methods for Ordinary Dierential Equations Episode 9 ppsx
Ngày tải lên :
13/08/2014, 05:21
... Runge–Kutta methods exist for which A is lower triangular? 280 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 38 Algebraic Properties of Runge–Kutta Methods 380 Motivation For any specific ... then the sub-forest induced by V is the forest (V , E), where E is the intersection of V × V and E A special 288 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS case is when a sub-forest (V ... aij + bj aji − bi bj (370a) Now consider a problem for which y Qf (y) = 0, (370b) 276 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS for all y It is assumed that Q is a symmetric matrix...
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Numerical Methods for Ordinary Dierential Equations Episode 10 pot
Ngày tải lên :
13/08/2014, 05:21
... requirements Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 318 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ... therefore over several steps 322 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 405 Necessity of conditions for convergence We formally prove that stability and consistency are necessary for ... similar for backward difference methods and for Runge–Kutta and general linear methods that have a lower triangular coefficient matrix For these simple methods, the algebraic question takes the form...
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Numerical Methods for Ordinary Dierential Equations Episode 11 pptx
Ngày tải lên :
13/08/2014, 05:21
... of this test in Subsection 433 346 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS Algorithm 432α Boundary locus method for low order Adams–Bashforth methods % Second order % -w = ... variable order formulation It is natural to make a comparison between implementation techniques for Runge–Kutta methods and for linear multistep methods Unlike for explicit Runge–Kutta methods, interpolation ... 348 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 2i −6 −4 −2 −2i Figure 432(iii) Stability region for the third order Adams–Moulton method 2i −2i Figure 432(iv) Stability region for...
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Numerical Methods for Ordinary Dierential Equations Episode 12 pptx
Ngày tải lên :
13/08/2014, 05:21
... yr Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 374 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ... one of these formulations, can be transformed into the sequence that would have been generated using the alternative formulation 376 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS It ... linear formulation from the start, and then explore the existence of suitable methods that have no connection with linear multistep methods 382 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS...
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Numerical Methods for Ordinary Dierential Equations Episode 13 pps
Ngày tải lên :
13/08/2014, 05:21
... form given by Exercise 53.1 420 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 54 Methods with Runge–Kutta stability 540 Design criteria for general linear methods We consider some of the ... NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS stability properties that are usually superior to those of alternative methods For example, A-stability is inconsistent with high order for ... V as a simple matrix, for example a matrix with rank 422 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS If p = q, it is a simple matter to write down conditions for this order and stage...
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Numerical Methods for Ordinary Dierential Equations Episode 14 pdf
Ngày tải lên :
13/08/2014, 05:21
... Hybrid methods for initial value problems in ordinary differential equations SIAM J Numer Anal., 2, 69–86 456 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS Gear C W (1967) The numerical ... 18 Numerical Methods for Ordinary Differential Equations, Second Edition J C Butcher © 2008 John Wiley & Sons, Ltd ISBN: 978-0-470-72335-7 460 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS ... (2002) and Butcher and Wright (2003, 2003a) 446 NUMERICAL METHODS FOR ORDINARY DIFFERENTIAL EQUATIONS 555 Some non-stiff methods The following method, for which c = [ , , 1] , has order 2: 3 ...
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Mathematical theory and numerical methods for gross pitaevskii equations and applications
Ngày tải lên :
10/09/2015, 15:54
... 65 Numerical methods 66 3.6.1 3.6.2 3.7 Numerical method for the quasi-2D equation I 67 Numerical method for the quasi-1D equation 69 Numerical ... parameter regimes Numerical methods are proposed to compute the ground states for reduced equations 3.1 Lower dimensional models for dipolar GPE For the 3D dipolar GPE (2.5) which is reformulated into ... between different numerical methods for GPE, or in a more general case, for the nonlinear Schr¨dinger equation (NLSE), we refer to [25, 47, 105, 144] o and references therein For ground states,...
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- khảo sát chương trình đào tạo gắn với các giáo trình cụ thể
- xác định thời lượng học về mặt lí thuyết và thực tế
- tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam
- điều tra đối với đối tượng giảng viên và đối tượng quản lí
- điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1
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- khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu
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