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47-XX - Operator theory [MSC 2020] |
46-XX - Functional analysis [MSC 2020] |
28-XX - Measure and integration [MSC 2020] |
47H10 - Fixed-point theorems [MSC 2020] |
47A60 - Functional calculus for linear operators [MSC 2020] |
28Axx - Classical measure theory [MSC 2020] |
46B10 - Duality and reflexivity in normed linear and Banach spaces [MSC 2020] |
47B25 - Linear symmetric and selfadjoint operators (unbounded) [MSC 2020] |
28C05 - Integration theory via linear functionals (Radon measures, Daniell integrals, etc.), representing set functions and measures [MSC 2020] |
46B03 - Isomorphic theory (including renorming) of Banach spaces [MSC 2020] |
47B06 - Riesz operators; eigenvalue distributions; approximation numbers, $s$-numbers, Kolmogorov numbers, entropy numbers, etc. of operators [MSC 2020] |
46C05 - Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) [MSC 2020] |
26A42 - Integrals of Riemann, Stieltjes and Lebesgue type [MSC 2020] |
46A30 - Open mapping and closed graph theorems; completeness (including $B$-, $B_r$-completeness) [MSC 2020] |
46E30 - Spaces of measurable functions (Lp-spaces, Orlicz spaces, Köthe function spaces, Lorentz spaces, rearrangement invariant spaces, ideal spaces, etc) [MSC 2020] |
47A05 - General (adjoints, conjugates, products, inverses, domains, ranges, etc.) [MSC 2020] |