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Mark
  • Member for 6 years, 11 months
  • Last seen more than 2 years ago
  • Canada
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About

I like to do math in my spare time. My areas of interest is mainly functional analysis with a focus on spectral theory and operator semigroups.

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Top posts
question
8
In a non-compact metric space, topological transitivity need not imply onto
Jan 12, 2018
question
5
Equality in spectral inclusion theorem
May 21, 2020
question
3
Reference request: Irreducible operators
Feb 27, 2018
question
3
Reference request: Spectral properties of real operators
Apr 13, 2018
question
2
Confusion in definition of peripheral spectrum
Jan 31, 2018
question
2
Principal ideals in Banach lattices
Jun 9, 2020
question
0
Doubt in proof of $\lim_{n \to \infty} [\lambda R(\lambda, A)]^n = P.$
Feb 3, 2018
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5
If $(x_n)$ converges to a non-invertible element, then $\lim \| x_n^{-1} \| = \infty .$
5
Maximal ideals of closed algebra generated by Volterra operator
5
Limit of resolvent in terms of limit of semigroup