Notation conflict ``u_ i````

[CohenCyril]

From mathcomp Require Import all_ssreflect all_algebra all_analysis.

Reports

Notation "_ ``_ _" is already defined at level 3 with arguments constr at level 3, constr
at level 2 while it is now required to be at level 3 with arguments constr at next level, constr
at level 2.

Because forms.v (from analysis) and sesquilinear.v (from mathcomp) now have two incompatible reserve notion, the former has:

Reserved Notation "u '``_' i"
    (at level 3, i at level 2, format "u '``_' i").

while the later has

Reserved Notation "u '``_' i"
  (at level 3, i at level 2, left associativity, format "u '``_' i").