case update u => exact fromLawfulMemUpdate u s
α : Type
inst✝ : Reactor α
rtr₁ : α
cpt : Component.Valued
i : ID
v : Value
rtr₂ : α
c : Component
j : ID
s : StrictMember c j rtr₂
u : LawfulMemUpdate cpt i v rtr₁ rtr₂
⊢ s ∼ StrictMember.fromLawfulUpdate s (LawfulUpdate.update u)
no goals