def definition def or abbrev

`ImpossibleRegion`

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

formal statement (Lean)

 249def ImpossibleRegion : Set ℝ := {x : ℝ | x ≤ 0}

Definition body.

 250
 251/-- The impossible region has infinite cost. -/

Lean names referenced from this declaration's body.