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Linux
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New posts in Hilbert Spaces
No non-negative continuous function on $[a,b]$ such that $\int_a^b f(t)dt=1, \int_a^b tf(t)dt=c, \int_a^b t^2f(t)dt=c^2$ for $c\in\mathbb{R}$.
May 06, 2021
Uncountable sum of vectors in a Hilbert Space
May 05, 2021
Formula for the least element on the spectrum
May 05, 2021
What is the difference between vector space and dual space?
May 04, 2021
Quasinilpotent operators satisfying a polynomial identity
May 04, 2021
Examples of when the Riesz representation theorem doesn't hold
May 04, 2021
Why is there no matrix representation of a linear operator
May 04, 2021
A cylinder in infinite-dimensional Hilbert space cannot be homeomorphic to a sphere
May 04, 2021
Does $\mathcal{B}(\mathcal{H})=\mathcal{H}\otimes\mathcal{H}^*$ in infinite dimensions?
May 04, 2021
Example of an infinite dimensional Hilbert space that is not an RKHS
May 04, 2021
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