Columbia subject headings:
Banach algebras--Congresses.
Continuity--Congresses.
Linear operators--Congresses.
Harvard subject headings:
Banach algebras--Congresses.
Banach algebras.
Continuity--Congresses.
Continuity--Mathematics.
Global analysis (Mathematics).
Linear operators--Congresses.
Mathematics.
Princeton subject headings:
Banach algebras--Congresses.
Continuity--Congresses.