solving system of differential equations using mathematica

... Number 13. 264 Proceedings of EACL '99 Representing a System of Lexical Types Using Default Unification Aline Villavicencio Computer Laboratory University of Cambridge New Museums Site ... adequacy of different default unification oPera- tions, like the one used in DATR, for this kind of linguistic description. This work is part of a larger project concerned with the investigation of ... sub- ject control of transitive subject-control verbs. In section 2, a brief description of the use of de- faults and YADU is given. In section 3, we present the results of representing the...

Ngày tải lên: 17/03/2014, 23:20

Ngày tải lên: 31/03/2014, 15:56

Ngày tải lên: 31/03/2014, 15:56

... P n−1 ) using Equation 2.4 and orthogonality of eigen- functions of different degrees. Now, from the differential equation, determining the leading three coefficients of every P n and using Equation ... Advances in Difference Equations 2011, 2011:58 http://www.advancesindifferenceequations.com/content/2011/1/58 Page 3 of 12 RESEARCH Open Access Polynomial solutions of differential equations H Azad * , ... polynomial solutions of a class of linear differential equations of the second order. Bull A M S. 36, 77–84 (1930). doi:10.1090/S0002-9904-1930-04888-0 Azad et al. Advances in Difference Equations 2011,...

Ngày tải lên: 20/06/2014, 22:20

... uniqueness of the solutions are obtained. Keywords: systems of elliptic equations, degenerate elliptic equations, boundary value problems, Dirichlet type problem 1 Introduction and statement of the ... stasys. rutkauskas@mii.vu.lt Institute of Mathematics and Informatics of Vilnius University, Akademijos str. 4, LT-08863, Vilnius, Lithuania Abstract A system of elliptic equations which are irregularly ... 2011:16 http://www.boundaryvalueproblems.com/content/2011/1/16 Page 5 of 11 RESEARC H Open Access On the solvability conditions of the first boundary value problem for a system of elliptic equations that strongly degenerate at...

Ngày tải lên: 21/06/2014, 00:20

... second example, we will obtain the bound of the solutions of an integral equation. For the sake of proving the global existence of solutions of differential equations, we first recall some basic ... integral equation, differential equa- tion, bounded 1 Introduction During the past decades, with the development of the theory of differential and integral equations, a lot of integral inequalities, ... the qualitative analysis of differential equations Bin Zheng 1* and Qinghua Feng 1,2 * Correspondence: zhengbin2601@126.com 1 School of Science, Shandong University of Technology, Zibo, Shandong...

Ngày tải lên: 21/06/2014, 01:20

Ngày tải lên: 21/06/2014, 05:20

Ngày tải lên: 21/06/2014, 06:20

Ngày tải lên: 22/06/2014, 11:20

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 23/06/2014, 01:20

Ngày tải lên: 06/07/2014, 15:18

Ngày tải lên: 24/10/2014, 21:28

... existence of positive solutions for boundary value problems of non-linear fractional differential equations. Proceedings of the 7th Conference on Biological Dynamic System and Stability of Differential Equation ... of author information is available at the end of the article Abstract In this article, we study the existence of positive solutions for a coupled system of nonlinear differential equ ations of ... Difference Equations 2011, 2011:10 http://www.advancesindifferenceequations.com/content/2011/1/10 Page 9 of 13 RESEARC H Open Access Positive solutions for a coupled system of nonlinear differential equations...

Ngày tải lên: 21/06/2014, 03:20

Ngày tải lên: 21/06/2014, 05:20

Ngày tải lên: 13/08/2014, 23:20

Ngày tải lên: 05/09/2013, 08:40

... Integration of Ordinary Differential Equations 16.0 Introduction Problems involving ordinary differential equations (ODEs) can always be reduced to the study of sets of first-order differential equations. ... auxiliary variables. The generic problem in ordinary differential equations is thus reduced to the study of a set of N coupled first-order differential equations for the functions y i ,i=1,2, ,N, having ... 1973, Computational Methods in Ordinary Differential Equations (New York: Wiley). Lapidus, L., and Seinfeld, J. 1971, Numerical Solution of Ordinary Differential Equations (New York: Academic Press). 16.1...

Ngày tải lên: 15/12/2013, 04:15

... 1973, Computational Methods in Ordinary Differential Equations (New York: Wiley). Lapidus, L., and Seinfeld, J. 1971, Numerical Solution of Ordinary Differential Equations (New York: Academic Press). 16.1 ... 710 Chapter 16. Integration of Ordinary Differential Equations Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5) Copyright ... that derive from this basic 712 Chapter 16. Integration of Ordinary Differential Equations Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5) Copyright...

Ngày tải lên: 15/12/2013, 04:15

... generally useful stepper routine is this: One of the arguments of the routine will of course be the vector of dependent variables at the beginning of a proposed step. Call that y[1 n].Let us require ... Initial Value Problems in Ordinary Differential Equations (Englewood Cliffs, NJ: Prentice-Hall). [1] Cash, J.R., and Karp, A.H. 1990, ACM Transactions on Mathematical Software , vol. 16, pp. 201– 222. ... ,n−1 y(x+H)≈y n ≡ 1 2 [z n +z n−1 +hf(x + H, z n )] (16.3.2) 714 Chapter 16. Integration of Ordinary Differential Equations Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5) Copyright...

Ngày tải lên: 24/12/2013, 12:16