释义 |
OR ELSE logic “或”逻辑 A logical operator which has the property that if P and Q are two statements, then the statement (P or else Q) is false only when both P and Q are false, otherwise the statement is true. The ORELSE operator is represented by an inverted vee. This operator is the same as EITHER/OR. 一种逻辑运算符,具有下述性质:若P,Q为两个命题,则只有当所有的命题为假时其结果为假, 否则为真。ORELSE运算符用一个倒写的“V”(即∧)来表示,该运算符与EITHER/OR相同。 |