A large class of precedence grammar& the generalized precedence grammar is defined using a new concept of generalized precedence. 本文定义了一类新的优先文法&广义优先文法,并给出了它的分析算法。
Therefore the class of generalized precedence grammar is a superclass of the weak precedence grammar. 弱优先文法和弱运算符优先文法都是它的真子文法。