该方法通过建立数学规则库，对两个数学表达式进行树型模式匹配和算式变换来实现。

This approach is implemented by rule set building, tree pattern matching and math expression transformation.

youdao

该方法通过建立数学规则库，对两个数学表达式进行树型模式匹配和算式变换来实现。

This approach is implemented by rule set building, tree pattern matching and math expression transformation.

youdao