数学中国

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计算数学 今日: 0|主题: 1614|排名: 5 

版主: yuxin
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预览 一个小程序哪位帮忙修改一下 草木 2007-12-18 18:36 24083 草木 2007-12-19 16:40
预览 好题求助? attachment xiaochenni 2007-12-14 13:13 04708 xiaochenni 2007-12-14 13:13
预览 悬赏3天求解 草木 2007-11-6 19:08 54513 中华小神通 2007-12-14 12:32
预览 xiaochenni 2007-8-9 21:47 24946 mmdadan 2007-12-13 10:32
预览 [求助]跪求一个基础证明题的解答... attachment kevinkevin 2007-7-25 12:58 24984 mmdadan 2007-12-13 10:30
预览 紧急求助,悬赏解答, quanhongbo 2007-11-15 17:09 14676 mmdadan 2007-12-13 10:22
预览 负数小史 mmdadan 2007-12-13 10:20 03802 mmdadan 2007-12-13 10:20
预览 以华人数学家命名的研究成果 mmdadan 2007-12-13 10:15 03364 mmdadan 2007-12-13 10:15
预览 经典数学问题----几何的三大问题 mmdadan 2007-12-13 10:12 13497 mmdadan 2007-12-13 10:13
预览 [原创] qzs12318 2007-11-17 17:08 14532 mmdadan 2007-12-13 10:12
预览 这是我搜到了一、以数学用语为谜底的谜语 mmdadan 2007-12-13 09:57 23069 mmdadan 2007-12-13 09:57
预览 有趣的题求助. attachment xiaochenni 2007-11-29 21:54 24430 a527100 2007-12-10 13:26
预览 关于我国百分数理论混乱局面的分析报告 liukanke0310 2007-12-9 09:35 03181 liukanke0310 2007-12-9 09:35
预览 如何聚合一个点列(说法也许不确) ztkx 2007-11-29 01:18 03863 ztkx 2007-11-29 01:18
预览 求助高手一个有关矩阵的问题,谢谢! shuxueaihao 2007-11-27 08:47 03453 shuxueaihao 2007-11-27 08:47
预览 求助一个关于矩阵的问题! shuxueaihao 2007-11-26 15:36 03405 shuxueaihao 2007-11-26 15:36
预览 求助? xiaochenni 2007-11-20 12:46 13969 luyuanhong 2007-11-22 23:43
预览 紧急求助 quanhongbo 2007-11-15 16:49 04396 quanhongbo 2007-11-15 16:49
预览 [原创]发个算法模拟的结果图给大家看看 涩郎 2007-11-11 11:32 13255 涩郎 2007-11-12 15:54
预览 [求助] heatli 2007-11-9 18:26 04136 heatli 2007-11-9 18:26
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\frac{\square}{\square}\sqrt{\square}\square_{\baguet}^{\baguet}\overarc{\square}\ \dot{\baguet}\left(\square\right)\binom{\square}{\square}\begin{cases}\square\\\square\end{cases}\ \begin{bmatrix}\square&\square\\\square&\square\end{bmatrix}\to\Rightarrow\mapsto\alpha\ \theta\ \pi\times\div\pm\because\angle\ \infty
\frac{\square}{\square}\sqrt{\square}\sqrt[\baguet]{\square}\square_{\baguet}\square^{\baguet}\square_{\baguet}^{\baguet}\sum_{\baguet}^{\baguet}\prod_{\baguet}^{\baguet}\coprod_{\baguet}^{\baguet}\int_{\baguet}^{\baguet}\lim_{\baguet}\lim_{\baguet}^{\baguet}\bigcup_{\baguet}^{\baguet}\bigcap_{\baguet}^{\baguet}\bigwedge_{\baguet}^{\baguet}\bigvee_{\baguet}^{\baguet}
\underline{\square}\overline{\square}\overrightarrow{\square}\overleftarrow{\square}\overleftrightarrow{\square}\underrightarrow{\square}\underleftarrow{\square}\underleftrightarrow{\square}\dot{\baguet}\hat{\baguet}\vec{\baguet}\tilde{\baguet}
\left(\square\right)\left[\square\right]\left\{\square\right\}\left|\square\right|\left\langle\square\right\rangle\left\lVert\square\right\rVert\left\lfloor\square\right\rfloor\left\lceil\square\right\rceil\binom{\square}{\square}\boxed{\square}
\begin{cases}\square\\\square\end{cases}\begin{matrix}\square&\square\\\square&\square\end{matrix}\begin{pmatrix}\square&\square\\\square&\square\end{pmatrix}\begin{bmatrix}\square&\square\\\square&\square\end{bmatrix}\begin{Bmatrix}\square&\square\\\square&\square\end{Bmatrix}\begin{vmatrix}\square&\square\\\square&\square\end{vmatrix}\begin{Vmatrix}\square&\square\\\square&\square\end{Vmatrix}\begin{array}{l|l}\square&\square\\\hline\square&\square\end{array}
\to\gets\leftrightarrow\nearrow\searrow\downarrow\uparrow\updownarrow\swarrow\nwarrow\Leftarrow\Rightarrow\Leftrightarrow\rightharpoonup\rightharpoondown\impliedby\implies\Longleftrightarrow\leftharpoonup\leftharpoondown\longleftarrow\longrightarrow\longleftrightarrow\Uparrow\Downarrow\Updownarrow\hookleftarrow\hookrightarrow\mapsto
\alpha\beta\gamma\Gamma\delta\Delta\epsilon\varepsilon\zeta\eta\theta\Theta\iota\kappa\varkappa\lambda\Lambda\mu\nu\xi\Xi\pi\Pi\varpi\rho\varrho\sigma\Sigma\tau\upsilon\Upsilon\phi\Phi\varphi\chi\psi\Psi\omega\Omega\digamma\vartheta\varsigma\mathbb{C}\mathbb{H}\mathbb{N}\mathbb{P}\mathbb{Q}\mathbb{R}\mathbb{Z}\Re\Im\aleph\partial\nabla
\times\cdot\ast\div\pm\mp\circ\backslash\oplus\ominus\otimes\odot\bullet\varnothing\neq\equiv\not\equiv\sim\approx\simeq\cong\geq\leq\ll\gg\succ\prec\in\ni\cup\cap\subset\supset\not\subset\not\supset\notin\not\ni\subseteq\supseteq\nsubseteq\nsupseteq\sqsubset\sqsupset\sqsubseteq\sqsupseteq\sqcap\sqcup\wedge\vee\neg\forall\exists\nexists\uplus\bigsqcup\bigodot\bigotimes\bigoplus\biguplus\bigcap\bigcup\bigvee\bigwedge
\because\therefore\angle\parallel\perp\top\nparallel\measuredangle\sphericalangle\diamond\diamondsuit\doteq\propto\infty\bowtie\square\smile\frown\bigtriangledown\triangle\triangleleft\triangleright\bigcirc \wr\amalg\models\preceq\mid\nmid\vdash\dashv\nless\ngtr\ldots\cdots\vdots\ddots\surd\ell\flat\sharp\natural\wp\clubsuit\heartsuit\spadesuit\oint\lfloor\rfloor\lceil\rceil\lbrace\rbrace\lbrack\rbrack\vert\hbar\aleph\dagger\ddagger

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