This document may not be reproduced, modified, adapted, published, translated, in any way, in whole or in part or disclosed to a third party without the prior written consent of THALES - © 2021 THALES. All rights reserved. 1 GRETSI 2025, Strasbourg, Septembre 2025 {OPEN} www.thalesgroup.com Théorie géométrique de Souriau de l’information quantique Frédéric BARBARESCO THALES QUANTUM ALGORITHMS & COMPUTING SEGMENT LEADER GRETSI’25 Strasbourg, 28 Aout 2025