Optimization of the Gyroaverage operator based on Hermite interpolation Fabien Rozar, Christophe Steiner, Guillaume Latu, Michel Mehrenberger, Virginie Grandgirard, Julien Bigot, Thomas Cartier-Michaud and Jean Roman ESAIM: Proc., 53 (2016) 191-210 Published online: 01 April 2016 DOI: 10.1051/proc/201653012