def Lean.MVarId.rewrite (mvarId : MVarId) (e heq : Expr) (symm : Bool := false) (config : Meta.Rewrite.Config := { }) :
Rewrite e using heq in the context of mvarId.
Returns the result of the rewrite, the metavariable mvarId is not assigned.
Equations
- One or more equations did not get rendered due to their size.