On the dynamic scaling behaviour of solutions to the discrete Smoluchowski equations

被引:12
作者
da Costa, FP [1 ]
机构
[1] Univ Tecn Lisboa, DEPT MATEMAT, INST SUPER TECN, P-1096 LISBON, PORTUGAL
关键词
D O I
10.1017/S0013091500023294
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper we generalize recent results of Kreer and Penrose by showing that solutions to the discrete Smoluchowski equations c(j)=Sigma(k=1)(j-1)c(j-k)c(k)-2c(j) Sigma(k=1)(infinity)c(k), j=1,2,... with general exponentially decreasing initial data, with density rho, have the following asymptotic behaviour [GRAPHICS] where J={j: c(j)(t)>0, t>0} and q=gcd{j: c(j)(0)>0}.
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页码:547 / 559
页数:13
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