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A comparison of numerical and analytical methods for the solution of a Riccati Equation

 

作者: W. B. Fu†,  

 

期刊: International Journal of Mathematical Education in Science and Technology  (Taylor Available online 1989)
卷期: Volume 20, issue 3  

页码: 421-427

 

ISSN:0020-739X

 

年代: 1989

 

DOI:10.1080/0020739890200312

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

The initial value problem y’ = x2+y2with y(0) = l is solved using both numerical and analytical methods namely (i) a fourth order Runge‐Kutta numerical scheme, (ii) the Taylor‐Maclaurin series solution, (iii) Picard's successive integration, (iv) a transformation method, and (v) an ad hoc successive approximation. It is found that both the Taylor‐Maclaurin and Picard solutions are unsatisfactory for values of x larger than a half. The transformation method shows that the solution should tend to infinity as x tends to one. This is confirmed by the ad hoc successive approximation method. The numerical scheme is found to be satisfactory even for values of x fairly close to one.

 

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