This follows from the following simple factoid.

Factoid:

References:

Proposition 8.20 | Proposition 8.25 | Proposition 8.28

Analysis WebNotes by John Lindsay Orr.
Comments to the author: jorr@math.unl.edu

All contents copyright (C) 1996 John L. Orr
University of Nebraska--Lincoln
All rights reserved

Last modified: June 1996