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Results tagged with fa.functional-analysis
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user 85967
Banach spaces, function spaces, real functions, integral transforms, theory of distributions, measure theory.
6
votes
Accepted
Representation of Heisenberg-Weyl elements and their exponentials
The Heisenberg-Weyl algebra or the Weyl algebra or the algebra of the Canonical Commutation Relations (CCR) is generated by the $p,q$ generators subject to the relation
$$
[q, p] = i \hbar I \ \ \ \ …
- 7,746
1
vote
Reference request: numerical analysis of PDEs and integro partial differential equations
I am not a specialist on the subject, but having faced similar problems in the past, I know the situation can be quite tricky, especially since you put the question in general, including thus non-line …
- 7,746
5
votes
2
answers
2k
views
On the domains and extensions of unbounded operators
I am not an expert in functional analysis but I was studying some, motivated from some mathematical physics considerations. I am not quite sure whether this is research-level, but let me state some co …
- 7,746