pith. machine review for the scientific record. sign in
lemma proved term proof

coordRay_zero

show as:
view Lean formalization →

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

generate prose now

formal statement (Lean)

  26@[simp] lemma coordRay_zero (x : Fin 4 → ℝ) (μ : Fin 4) : coordRay x μ 0 = x := by

proof body

Term-mode proof.

  27  funext ν; simp [coordRay]
  28

used by (12)

From the project-wide theorem graph. These declarations reference this one in their body.

depends on (1)

Lean names referenced from this declaration's body.