▽くるるの数学ノート ●05/24 06:47 2025-05-23二項関係前回: 構造の定義 - kururu_goedel’s diary二項関係論理式の定義次回予告どおりに関係とその充足について。BoundedFormulaの定義を再掲。/-- `BoundedFormula α n` is the type of formulas with free variables indexed by `α` and up to `n` additional free variables. -/inductive BoundedFormula : ℕ → Type max u v u' | falsum {n} : BoundedFormula n | equal {n} (t₁ t₂ : L.Term (α ⊕ (Fin n))) : BoundedFormula n | rel {n l : ℕ} (R
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