mathlib3

b7978f39 - chore(analysis/seminorm): Weaken typeclasses on `convex` and `locally_convex` lemmas (#12645)

chore(analysis/seminorm): Weaken typeclasses on `convex` and `locally_convex` lemmas (#12645) Generalize type-classes `normed_linearly_ordered_field` to `normed_field` (otherwise it would not work over complex numbers).