0xfffffff

摘要： # Approximation Theory and Method part 2 ## Approximation operators 在前面的讨论中，我们得到了 best approximation 的一些性质. 但是实际上我们并不总是能有 best approximation 这么好的结果。那么 阅读全文

摘要： # Discrete Mathematics: Some Counting Problems > 非常好, 有时候想用中文有时候想写英文; 更新几次就乱七八糟了—— ### Inclusion-exclusion methods How many positive integers less tha 阅读全文

摘要： # Approximation Theory and Method part 1. ## Recovery ### Euclidean space **Definition** (Euclidean Space) A Euclidean space is a finite-dimensional v 阅读全文

摘要： 写给我的好友，供她参考 复习： 指针 动态内存 类 构造函数 成员函数 动态内存 c 和 c++ 不同风格区分： c++: new delete c: malloc() free() Remark. 函数在 C 语言中就出现了，在 C++ 中仍然存在，但建议尽量不要使用 malloc() 函数。ne 阅读全文

摘要： Features of Mathematica 不定期更新 $$ N\left[\frac{\log (8)}{\log (2)}\right] \neq \left\lfloor N\left[\frac{\log (8)}{\log (2)}\right]\right\rfloor $$ 谨慎取 阅读全文

摘要： Elements of Information Theory: Exercises 2.2 Entropy of functions. Let $X$ be a random variable taking on a finite number of values. What is the (gen 阅读全文

摘要： Information Theory and Coding Recover: Probability and Statistics A probability model (or probability experiment or probability system) has three ingr 阅读全文

摘要： SME Notes 1 Simple linear regression model $$ y_i=\beta_1+\beta_2 x_i+\epsilon_i $$ There are a number of assumptions required to formulate the simple 阅读全文

摘要： SME Note 2 This note is the note for statistical method in economics course. Made for quick check of important formulae. (poe) ASSUMPTIONS OF THE SIMP 阅读全文

摘要： author: Miyasaka date: 2022-10-31 title: "Algorithm: Lecture 4. Divide-and-Conquer Homework" *In this work, all the index of array starts by 1. Questi 阅读全文