【摘要】 应用算子论的方法,讨论了Hilbert空间中Bessel集在单个算子或一族算子扰动下的稳定性,以及Hilbert空间中广义框架在单个算子或一族算子扰动下的稳定性.更多还原

【Abstract】 Using operator theoretic methods,we discuss the stability of the Bessel set in Hilbert space under the perturbation of a single operator or a family of operators,and the stability of the generalized frame under the perturbation of a single operator or a family of operators.更多还原