通过分析区间套定理的特点，给出它在证明相关命题时的应用，以期对定理有更深刻的理解，进一步提高学生的逻辑思维能力和数学分析能力。%By the analysis of the nested interval theorem,its applications in the proof of propositions was given,which will help students to have a deeper understanding for theorems,and further improve their abilities of logical thinking and mathematical analysis.
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