TY - JOUR AU - Bogdan Georgiev AU - Mayukh Mukherjee TI - On maximizing the fundamental frequency of the complement of an obstacle JO - Comptes Rendus. Mathématique PY - 2018 SP - 406 EP - 411 VL - 356 IS - 4 PB - Elsevier DO - 10.1016/j.crma.2018.01.018 LA - en ID - CRMATH_2018__356_4_406_0 ER -