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[征集题目]“语言“是什么 #24

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Michael1015198808 opened this issue Oct 15, 2019 · 0 comments
Open
2 tasks

[征集题目]“语言“是什么 #24

Michael1015198808 opened this issue Oct 15, 2019 · 0 comments
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@Michael1015198808
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Michael1015198808 commented Oct 15, 2019

主题:
正则表达式、CNF(上下文无关文法)、CSF(上下文相关/敏感文法)

题目:
简单描述人类语言(自然语言)、正则表达式、CNF、CSF之间的共同点和不同点
简单示范三种文法如何生成语言内的语句
并阐述清
“正则表达式无法计数。CNF可以计数,但仅能对单个元素计数。CSF可以对多个元素计数”
并结合“正则表达式与自动机”,阐述为何大多情况下使用正则表达式
习题 还是 OT (在[]中填入x表示勾选):

  • 习题
  • OT

推荐理由:
为《编译原理》课程打下一定基础
增强对不同文法的理解,以及正则表达式这一时间和表达能力互相妥协的产物
题解:

参考资料:

其它:

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