Andrée Charles Ehresmann (née Bastiani, 1935–2026) was a category theorist. She was editor in chief of the journal Cahiers de Topologie et Géométrie Différentielle Catégoriques, founded by her late husband Charles Ehresmann.
Andrée Ehresmann’s early papers were published under her maiden name Andrée Bastiani, and during a transition period under the hyphenated surname Bastiani-Ehresmann.
Wikipedia entry (en)
Wikipedia entry (fr)
René Guitart: Invitation aux œuvres d’Andrée Ehresmann, talk at Séminaire Itinérant de Catégories (Sep 2025) [pdf, pdf]
Andrée Ehresmann: Intervention au Séminaire Itinérant de Catégories, talk at Séminaire Itinérant de Catégories (Sep 2025) [pdf, pdf]
On a non-cartesian symmetric monoidal closed structure on Top:
On internalization of mathematical structures via sketches:
Last revised on October 20, 2026 at 14:48:58. See the history of this page for a list of all contributions to it.