pith. machine review for the scientific record. sign in
def definition def or abbrev

Separates

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)

  85def Separates {K : Type*} (I : PrimitiveInterface K) (x y : K) : Prop :=

proof body

Definition body.

  86  I.observe x ≠ I.observe y
  87
  88/-- The canonical two-outcome interface that asks whether the input is the
  89chosen reference point `x₀`. This is the minimal finite recognizer induced by
  90one named distinction. -/

used by (7)

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

depends on (17)

Lean names referenced from this declaration's body.