On the non-uniqueness of weak solutions of the nonlinear heat equation with nonlinearity u3

被引:8
作者
Terraneo, E [1 ]
机构
[1] Univ Evry, Dept Math, F-91025 Evry, France
来源
COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE | 1999年 / 328卷 / 09期
关键词
D O I
10.1016/S0764-4442(99)80267-5
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We prove for some singular initial data the existence of a solution u(t) = u(0) + v(t) is an element of C([0, T]; L-3(R-3)) of the nonlinear heat equation with nonlinearity u(3), which is not equal to Weissler's solution. The proof lies on the study of the perturbed equation on v(t) in weak-L-G. (C) Academie des Sciences/Elsevier, Paris.
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页码:759 / 762
页数:4
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