ε-Isometry相关论文
让的 X 和 Y 是二个 Banach 空格,和 f:X Y 是为大约 0 的标准 -isometry。在这份报纸,由使用,一条最近的定理由 Cheng 等建立了。(201......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
In this paper, some problems for isometric approximation are discussed.It is shown that an almost isometry from the unit......
研究了Hilbert空间等价类的万有右稳定性,得到如下结果:若Banach空间Y同构于一Hilbert空间,则Y是万有右稳定的当且仅当对于任意的......
In this paper, some problems for isometric approximation are discussed. It is shown that an almost isometry from the uni......
本文证明了从有限维赋范空间X到C(Ω)型空间的等距逼近问题是肯定的=B(X)为多面体或者Ω的孤立点有限。......
In this article,we discuss the stability ofε-isometries for L∞,λ-spaces.Indeed,we first study the relationship among ......
A pair of Banach spaces (X, Y) is said to be stable if for every £-isometry f : X→Y,there exist γ> 0 and a bounded line......