Theorem AddCircle.coe_real_preimage_closedBall_eq_iUnion

Modification history

2023-05-16 15:19
Mathlib/Analysis/Normed/Group/AddCircle.lean
feat: port Analysis.Normed.Group.AddCircle (#4023)
Added AddCircle.coe_real_preimage_closedBall_eq_iUnionView on Github →