ON THE SPECTRA OF RANDOMLY PERTURBED EXPANDING MAPS

被引:87
作者
BALADI, V
YOUNG, LS
机构
[1] UNIV CALIF LOS ANGELES, DEPT MATH, LOS ANGELES, CA 90024 USA
[2] UNIV ARIZONA, DEPT MATH, TUCSON, AZ 85721 USA
[3] IBM CORP, THOMAS J WATSON RES CTR, YORKTOWN HTS, NY 10598 USA
关键词
D O I
10.1007/BF02098487
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We consider small random perturbations of expanding and piecewise expanding maps and prove the robustness of their invariant densities and rates of mixing. We do this by proving the robustness of the spectra of their Perron-Frobenius operators.
引用
收藏
页码:355 / 385
页数:31
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