常見例句Hexagrams form a perfect double-value logic system, in which every hexagram is equal to a true value table.易卦是一種完備的二值邏輯躰系，每一個卦象就是一組真值表。In two-dimensional presuppositional logic, the evaluation of each sentence contains the truth value of the sentence and the presupposition value of the sentence.在二維預設邏輯中，每個句子的賦值是二維的，包含句子本身的真值和句子預設的真值。 返回 actual-value