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def definition def or abbrev

PathAction

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formal statement (Lean)

 125def PathAction (path : List Config) : ℝ :=

proof body

Definition body.

 126  match path with
 127  | [] => 0
 128  | [c] => J c.value
 129  | c₁ :: c₂ :: rest =>
 130      J c₁.value + J_transition c₁.value c₂.value c₁.pos c₂.pos +
 131      PathAction (c₂ :: rest)
 132
 133/-- Empty path has zero action. -/

used by (4)

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depends on (6)

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