Geodesic
The derivation problem for group algebras
Viktor Losert1
1 Institut für Mathematik<br/>Universität Wien<br/>1090 Wien<br/>Austria
Annals of mathematics, Tome 168 (2008) no. 1, pp. 221-246.

Voir la notice de l'article provenant de la source Annals of Mathematics website

If $G$ is a locally compact group, then for each derivation $D$ from $L^1(G)$ into $L^1(G)$ there is a bounded measure $\mu\in M(G)$ with $D(a)=a*\mu-\mu*a$ for $a\in L^1(G)$ (“derivation problem” of B. E. Johnson).
DOI : 10.4007/annals.2008.168.221

Viktor Losert 1

1 Institut für Mathematik<br/>Universität Wien<br/>1090 Wien<br/>Austria 
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Viktor Losert. The derivation problem for group algebras. Annals of mathematics, Tome 168 (2008) no. 1, pp. 221-246. doi : 10.4007/annals.2008.168.221. http://geodesic.mathdoc.fr/articles/10.4007/annals.2008.168.221/

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