Solution to Farhadi-Ghahramani's multiplier problem

Author:
Matthias Neufang

Journal:
Proc. Amer. Math. Soc. **138** (2010), 553-555

MSC (2000):
Primary 43A20, 43A22

Published electronically:
October 14, 2009

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Abstract: We answer, in the negative, the main question raised by H. Farhadi and F. Ghahramani in their article *Involutions on the second duals of group algebras and a multiplier problem*, Proc. Edinburgh Math. Soc. (2) **50** (2007), no. 1, 153-161.

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Additional Information

**Matthias Neufang**

Affiliation:
School of Mathematics and Statistics, Carleton University, Ottawa, Ontario, K1S 5B6, Canada

Email:
mneufang@math.carleton.ca

DOI:
https://doi.org/10.1090/S0002-9939-09-09778-0

Keywords:
Arens products,
group algebras,
Stone-\v{C}ech compactification,
module homomorphisms,
topological centres.

Received by editor(s):
February 11, 2008

Published electronically:
October 14, 2009

Additional Notes:
The author was partially supported by NSERC. This support is gratefully acknowledged.

Communicated by:
Marius Junge

Article copyright:
© Copyright 2009
American Mathematical Society