[問題] 有關機率論的σ-field
因將來有打算要讀研究所(商科)
但大學畢業已多年,一些基本科目(ex 統計)都忘了差不多
所以趁現在比較有空時,想從頭自修起
從網路上參考了一些學校大學部的課程規劃
於是打算從機率論開始讀起,再來看統計
找了本很古早的機率導論來看
Paul G. Hoel, Sidney C. Port, Charles J. Stone--Introduction to Probability
Theory
這本書寫得很精簡,但看到σ-field 就遇到了問題
這σ-field 是乎有些抽象
想找其他本書來了解σ-field
但發現很少有機率概論教科書會提到σ-field
ex. Ross--A first course in probability
(數統教科書到是有提到)
目前圖書館只找到以下這本有提到
Douglas G. Kelly--Introduction to Probability
我知到後面讀到probability space、random variable 時會再遇到σ-field
所以想問各位前輩
這個σ-field 在機率概論內一定要搞懂它嗎?
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