摘要: 终于考完了期末考试,漫漫长路,加油吧! 👇为试题: 叙述有界变差函数与绝对连续函数的定义,并说明两者的关系. 设\(\nu,\mu\)是两个Lebesgue-Stieltjes测度,若\(\nu \ll \mu\), 证明:若集合\(E\)是\(\mu\)可测,则\(E\)也是\(\nu\)可测. 阅读全文
posted @ 2026-01-20 17:21 Chihiro2026 阅读(10) 评论(0) 推荐(0)
摘要: Real Analysis Prologue P8: \[\mathrm{card}(\mathcal{P}(\mathbb{N}))=c. \]Measures \(\sigma-\) Algebras的定义,单调类定理,符号测度的定义 P26(Thm 1.9) 测度空间的扩张 P29 (Thm 阅读全文
posted @ 2025-12-11 16:41 Chihiro2026 阅读(41) 评论(0) 推荐(0)
摘要: Scientific Computing Review Outline Floating-Point Number System Problem 1.3 Let \(x_f\) and \(y_f\) be adjacent floating-point numbers. You can assum 阅读全文
posted @ 2025-11-16 17:43 Chihiro2026 阅读(45) 评论(0) 推荐(1)