TY - JOUR AU - Babu, Gajendra AU - Mishra, Hemant K. TI - Block perturbation of symplectic matrices in Williamson’s theorem JO - Canadian mathematical bulletin PY - 2024 SP - 201 EP - 214 VL - 67 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/S0008439523000620/ DO - 10.4153/S0008439523000620 ID - 10_4153_S0008439523000620 ER -