`BookProof.ChapterG.gaugeOrbit_eq_fiber` {X Y : Type*} (π : X → Y) (x : X) : MulAction.orbit (gaugeGroup π) x = π ⁻¹' {π x}

Initializing...

`BookProof.ChapterG.gaugeOrbit_eq_fiber` {X Y : Type*} (π : X → Y) (x : X) : MulAction.orbit (gaugeGroup π) x = π ⁻¹' {π x} · Prove2Me