- #1
prophetlmn
- 19
- 0
also see
http://planetmath.org/exampleofnonseparablehilbertspace
the main difficulty is about the completeness, which is hard to prove, the author's hint seems don't work here, for you can not use the monotone convergence theorem directly , f(x)χ[-N,N]/sqrt[N] is not monotone
http://planetmath.org/exampleofnonseparablehilbertspace
the main difficulty is about the completeness, which is hard to prove, the author's hint seems don't work here, for you can not use the monotone convergence theorem directly , f(x)χ[-N,N]/sqrt[N] is not monotone