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def definition def or abbrev

mentionsVar

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formal statement (Lean)

  30def mentionsVar {n} (K : Constraint n) (v : Var n) : Bool :=

proof body

Definition body.

  31  match K with
  32  | .cnf C => mentionsVarClause C v
  33  | .xor X => mentionsVarXOR X v
  34
  35/-- Satisfaction semantics for mixed constraints. -/

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depends on (7)

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