Abstract
Motivated by Altshuler's famous characterization of the unit vector basis of c0 or lp among symmetric bases [3], we obtain similar characterizations among democratic bases and among bidemocratic bases.We also prove a separate characterization of the unit vector basis of l1.
Original language | English (US) |
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Journal | Canadian Mathematical Bulletin |
DOIs | |
State | Accepted/In press - 2023 |
ASJC Scopus subject areas
- Mathematics(all)