no goals
α : Type u_1
β : Type u_2
γ : Type ?u.309500
δ : Type ?u.309503
inst✝³ : MeasurableSpace α
μ ν : Measure α
inst✝² : TopologicalSpace β
inst✝¹ : TopologicalSpace γ
inst✝ : TopologicalSpace δ
f g : α →ₘ[μ] β
h : f = g
⊢ ↑f =ᵐ[μ] ↑g
rw [h]