@article{CRMATH_2024__362_G3_217_0, author = {Dias, Nuno C. and de Gosson, Maurice A. and Prata, Jo\~ao N.}, title = {On {Orthogonal} {Projections} of {Symplectic} {Balls}}, journal = {Comptes Rendus. Math\'ematique}, pages = {217--227}, year = {2024}, publisher = {Acad\'emie des sciences, Paris}, volume = {362}, number = {G3}, doi = {10.5802/crmath.542}, language = {en}, url = {https://www.numdam.org/articles/10.5802/crmath.542/} }