摘要： 做优化的同学可能会碰到排列形如 max ******* s.t. ***** = * ***** > *** ... 的格式 既要要求 max 和 s.t. 对齐 又要令约束式的 = > 等符号对齐！ 下面几个代码以供参考： \begin{align*} &\max\quad z=\sum\limi 阅读全文

摘要： 有效地解决低阶矩阵完全问题（对矩阵的ky-norm做惩罚） Solving Low-Rank Matrix Completion Problems Efficiently Donald Goldfarb Shiqian Ma（马士谦，香港中文大学） Zaiwen Wen（文再文，北京大学） 摘要：我 阅读全文

摘要： \section{Trigonometric Substitutions with Broad Results}%32\markboth{Articles}{Trigonometric Substitutions with Broad Results} 具有广泛结果的三角代换 \vspace{4.2 阅读全文

摘要： \section{Expected Value of the Length of a Random Divisor}%29\markboth{Articles}{Expected Value of the Length of a Random Divisor} \vspace{4.2cm} \sub 阅读全文

摘要： \section{A Nice and Tricky Lemma (Lifting the Exponent)}%25\markboth{Articles}{A Nice and Tricky Lemma (Lifting the Exponent)} \vspace{4.2cm} This art 阅读全文

摘要： \section{A Note on the Carmichael Function}%22\markboth{Articles}{A Note on the Carmichael Function} \vspace{4.2cm} The well-known Euler's theorem sta 阅读全文

摘要： \section{On a Class of Three-Variable Inequalities}%20\markboth{Articles}{On a Class of Three-Variable Inequalities} \vspace{4.2cm} \subsection{Theore 阅读全文

摘要： \section{On a Class of Elementary Symmetric Functions}%13\markboth{Articles}{On a Class of Elementary Symmetric Functions} \vspace{4.2cm} \subsection{ 阅读全文

摘要： \section{Multivariate Generating Functions and other Tidbits}%5\markboth{Articles}{Multivariate Generating Functions and other Tidbits} \vspace{4.2cm} 阅读全文