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"9.obj" TO "9"

% 9-15-1.tex \documentclass{article} \usepackage{CJK} \usepackage{amsmath} \begin{document} \begin{CJK*}{GBK}{song} $\sqrt[\beta]{f(x)}$ $\sqrt[\leftroot{-2}\uproot{2}\beta]{f(x)}$ \begin{

% 9-4-1.tex \documentclass{article} \usepackage{CJK} \newcommand*{\HEI}{\CJKfamily{hei}} \newcommand*{\KAI}{\CJKfamily{kai}} \newtheorem{theorem}{Theorem}[section] \begin{CJK}{GBK}{song} \newth

% 9-12-1.tex \documentclass{article} \usepackage{amsmath} \newcommand{\dif}{\mathrm{d}} \begin{document} \begin{equation} \sum_{\substack{k_0,k_1,\ldots>0\\ k_0+k_1+\cdots=n}} F(k_i) \end{equa

% 9-11-1.tex \documentclass{article} \usepackage{amsmath} \begin{document} \[\begin{matrix} \begin{matrix} 1 & 2\\ 3 & 4 \end{matrix} & \begin{pmatrix} 1 & 2\\ 3 & 4 \end{pmatrix} & \begin{bmat

% 9-5-1.tex \documentclass{article} \begin{document} \[ a\ne0\ \bigg\{\begin{array}{l}b=0\ \Big\{\begin{array}{ll}c=0, & y=f(x),\\ c\ne0, & y=g(x),\end{array}\\[7pt] b\ne0,\quad y=h(x). \en

% 9-9-1.tex \documentclass{article} \usepackage{amsmath} \usepackage{CJK} \begin{document} \begin{CJK*}{GBK}{song} \CJKtilde \begin{equation} \begin{split} (a+b)^2 &=a^2+b^2+2ab\\ (a+b

% 9-6-1.tex \documentclass{article} \begin{document} \begin{eqnarray*} \lefteqn{w+x+y+z=}\\ & & a+b+c+d+e+f+g+ \\ & & h+i+j+k+l+m+n \end{eqnarray*} \end{document}

% 9-10-3.tex \documentclass{article} \usepackage{amsmath} \usepackage{CJK} \begin{document} \begin{CJK*}{GBK}{song} \CJKtilde \begin{alignat}{2} (x^n)' &= nx^{n-1} &\hspace{20pt} (\sin x)

% 9-13-1.tex \documentclass{article} \usepackage{amsmath} \begin{document} \[ a_0 + \cfrac{1}{a_1 + \cfrac{1}{a_2 + \cfrac{1}{a_3 + \cfrac{1}{a_4}}}} \] \[ \binom{n+1}{k} \] \