Reconsider the rolle and authority of police in ciminal procedure .

警察在犯罪侦查程序的角色与权限之再思考。

In the thesis , the author mainly analyses the qualifications of rolle theorem and brings forward the new demonstrations according to reduction to absurdity and some other theories , such as upper theorem and continuous induction .

本文侧重从分析定理的条件着手，利用反证法并借助确界原理、闭区间套原理等不同理论，给出了rolle定理一些新的证法。