On a class of weakly regular singular two-point boundary value problems .2.

被引:43
|
作者
Pandey, RK
机构
[1] Dept. of Mathematics and Astronomy, Lucknow University
关键词
D O I
10.1006/jdeq.1996.0064
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Existence of a unique solution of a class of weakly regular singular two point boundary value problems -(p(x) y')' = p(x)f(x, y), 0 < x less than or equal to b, lim(x --> 0+) y'(x) = 0, y(b) = B, has been established, where p(x) satisfies: (i) p(x) > 0 on (0, b); (ii) p(x) is an element of C-1(0, r), and for some r > b; (iii) xp'(x)/p(x) is analytic in {z: \z\ < r} with Taylor expansion xp'(x)/p(x) = b(0) + b(1)x + ..., b(0) is an element of [0, 1) and with quite general conditions on f(x, v). These conditions on f(x, y) are sharp, which is seen through one example. Regions for multiple solutions have also been determined. (C) 1996 Academic Press, Inc.
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页码:110 / 123
页数:14
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