Programme2023-11-2609:00-09:30 A3-2a-302Opening09:30-10:30 A3-2a-302Nicolai Reshetikhin( YMSC & BIMSA )Hybrid integrable systemsThis talk is focused on quantum integrable systems on a classical background. In physics such systems are known as Born-Oppenheimer approximations, when heavy atoms are classical and electrons are quantum. In mathematics, perhaps, most known structures of this type are...