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

q3_euler

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)

  66theorem q3_euler : (8 : ℤ) - 12 + 6 = 2 := by decide

proof body

Term-mode proof.

  67
  68/-- Any two cube-face domains are equicardinal. -/

used by (2)

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.