Bouc, SergeStancu, RaduThévenaz, Jacques2012-10-082012-10-082012-10-08201410.1016/j.jpaa.2013.05.007https://infoscience.epfl.ch/handle/20.500.14299/86010WOS:000327288200003The classification of simple biset functors is known, but the evaluation of a simple biset functor at a finite group G may be zero. We investigate various situations where this happens, as well as cases where this does not occur. We also prove a closed formula for such an evaluation under some restrictive conditions on G.text::journal::journal article::research article