Interaction Between Algorithm and One Type of Equivalence Grammar
Ying Zhang · Journal of Zhengzhou University of Technology · 1999
There exists one type of grammar which accepts arithmetic expression language but it can not discerned by operator precedence algorithm.The paper analyzes this phenomenon and gives an improved method.The method is that production's order is limited.Namely,the grammar must not only be arithmetic operator grammar ,but also have distinguishable left variables.