数学use of symbolic notation, and which includes geometry, arithmetic, algebra, and analysis.”[リンク切れ] ^ Kneebone, G.T. (1963). Mathematical Logic and the Foundations
関係 (数学)が同じ集合 X のとき、L を X 上の k 項関係と呼ぶ。 Peirce, C.S. (1870), "Description of a Notation for the Logic of Relatives, Resulting from an Amplification of the Conceptions