Über die Quasiäquivalenz absoluter Basen in Kötheräumen der Klasse (f)sigma. (Russian) Zbl 0455.46008
MSC:
46A45 | Sequence spaces (including Köthe sequence spaces) |
46B15 | Summability and bases; functional analytic aspects of frames in Banach and Hilbert spaces |
46A13 | Spaces defined by inductive or projective limits (LB, LF, etc.) |
46A11 | Spaces determined by compactness or summability properties (nuclear spaces, Schwartz spaces, Montel spaces, etc.) |
46A04 | Locally convex Fréchet spaces and (DF)-spaces |