Theorem: Function.Bijective.HSMul.hSMul.arg_a1.Bijective_rule_group (SciLean/Core/FunctionPropositions/Bijective.lean)

State before:
X✝ : Type ?u.4930
inst✝⁹ : Nonempty X✝
Y✝ : Type ?u.4936
inst✝⁸ : Nonempty Y✝
Z✝ : Type ?u.4942
inst✝⁷ : Nonempty Z✝
X : Type u_3
inst✝⁶ : Nonempty X
X₁ : Type ?u.4954
inst✝⁵ : Nonempty X₁
X₂ : Type ?u.4960
inst✝⁴ : Nonempty X₂
Y : Type u_2
inst✝³ : Nonempty Y
Z : Type ?u.4972
inst✝² : Nonempty Z
G : Type u_1
inst✝¹ : Group G
inst✝ : MulAction G Y
g : G
f : X → Y
hf : Bijective f
⊢ Bijective fun x => g • f x
Tactic:
sorry_proof
State after:
no goals