开花期女
发表于 2025-3-23 12:25:40
Hilbert Spaces, we devote only a single section to Hilbert spaces as such, centered around the notions of sesquilinear forms, orthogonality, and self-duality. We then develop the elementary theory of bounded linear operator on a Hilbert space ℌ, i.e. we initiate the study of the Banach *-algebra .(ℌ)—to be continued in later chapters.
FOR
发表于 2025-3-23 15:32:04
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ADOPT
发表于 2025-3-23 20:05:03
General Topology,mples from geometry (so that the reader is advised always to think of a topological space as something resembling the euclidean plane), it applies most often to infinite-dimensional spaces of functions, for which geometrical intuition is very hard to obtain. Topology allows us to reason in these sit
Euphonious
发表于 2025-3-24 00:41:19
Hilbert Spaces,nit ball may have corners, and closed convex sets may fail to have elements of minimal norm. Even more alienating, there may be no notion of perpendicular vectors and no good notion of a basis. By contrast, the Hilbert spaces are perfect generalizations of euclidean spaces, to the point of being alm
茁壮成长
发表于 2025-3-24 02:24:29
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sebaceous-gland
发表于 2025-3-24 09:43:14
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为宠爱
发表于 2025-3-24 14:12:46
Digital Radio Systems on a Chipmples from geometry (so that the reader is advised always to think of a topological space as something resembling the euclidean plane), it applies most often to infinite-dimensional spaces of functions, for which geometrical intuition is very hard to obtain. Topology allows us to reason in these sit
一条卷发
发表于 2025-3-24 16:12:44
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清晰
发表于 2025-3-24 21:45:37
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Epithelium
发表于 2025-3-24 23:56:14
Spread-spectrum Communications,ults about measures and integrals. It will now serve as a functional analyst’s dream of the ideal short course in measure theory. Thus, we shall develop the theory of Radon integrals ( = Radon measures, cf. 6.3.4) on a locally compact Hausdorff space, assuming full knowledge of topology and topologi