TY - JOUR AU - Chetcuti, Emmanuel AU - Healey, Curt TI - Extending surjective maps preserving the norm of symmetric Kubo-Ando means JO - Canadian mathematical bulletin PY - 2025 SP - 777 EP - 786 VL - 68 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/S0008439525000116/ DO - 10.4153/S0008439525000116 ID - 10_4153_S0008439525000116 ER -