Uniqueness of Solutions of Stochastic Differential Equations

被引:70
作者
Davie, A. M. [1 ]
机构
[1] Univ Edinburgh, Sch Math, Edinburgh EH9 3JZ, Midlothian, Scotland
关键词
D O I
10.1093/imrn/rnm124
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We consider the stochastic differential equation dx(t) = dW(t) + f (t, x(t)) dt, x(0) = x(0) for t >= 0, where x(t) is an element of R-d, W is a standard d-dimensional Brownian motion, and f is a bounded Borel function from [0,infinity) x R-d to R-d. We show that, for almost all Brownian paths W(t), there is a unique x(t) satisfying this equation.
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页数:26
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