$ \frac{\mbox{(´;ω;`)ウゥゥ}}{\mbox{(´;ω;`)ウゥゥ}} $

tom_ryan boosted

\[\newcommand{\bros}[5]{
\color {#1} {\Rule2mm2mm0mm\Rule6mm4mm0mm\mathbb {#4} \Rule6mm2mm0mm}\color {#2} {\hspace-18mm{\lower6mm{
\Rule2mm4mm0mm\Rule4mm0mm4mm\Rule8mm6mm4mm\Rule2mm4mm4mm\Rule2mm4mm2mm\Rule2mm2mm0mm}}}\color {#3} {\hspace-22mm{\lower4mm{\Rule2mm2mm2mm\Rule2mm4mm4mm\Rule4mm4mm2mm\Space4mm0mm0mm\Rule2mm4mm0mm\Rule2mm0mm4mm\lower2mm{\Rule4mm0mm2mm}}}}\lower8mm {#5} }\bros{red}{lightyellow}{gray}{M}{\mathrm{\ < Good}}\quad\bros{lightgreen}{lightyellow}{brown}{L}{\mathrm{\ < Job!}}\]

$ f(a+h,b+k)\simeq\displaystyle\sum_{t=0}^n\dfrac{1}{t!}(h\dfrac{\partial}{\partial x}+k\dfrac{\partial}{\partial y})^tf(a,b) $

tom_ryan boosted

一体なにがどうなってpawooからフォローしてくる人がいるんだ

$\varphi_{n+1} = 1-\varphi_{n}^2$のとき、$ \lim_{n \rightarrow \infty} \varphi_{n} = \mbox{?} $

tom_ryan boosted

$
\begin{array}{l}
{\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\mathrm{\forall}{x}\mathrm{\in}{\mathrm{R}}}\\
{\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}\hspace{0.33em}{x}^{2}\mathrm{{+}}{ax}\mathrm{{+}}{b}\mathrm{\geq}{0}}\\
{\mathrm{\Longleftrightarrow}\hspace{0.33em}\hspace{0.33em}{a}^{2}\mathrm{{-}}{4}{b}\mathrm{\leq}{0}}
\end{array}
$

行列テスト

\(
\begin{bmatrix}
\sin x & \cos x \\
-\cos x & \sin x \\
\end{bmatrix}
\)

回転行列なはずだけど符号とかうろ覚え

tom_ryan boosted

$\lower2.5pt{\huge ⬡}\hspace{-1.1em}萬$ キッコーマン

tom_ryan boosted

$\lower2.5pt{\huge ⬡}\hspace{-1.1em}湖$ 湖池屋 

$ \frac{\mbox{(´;ω;`)ウゥゥ}}{\mbox{(´;ω;`)ウゥゥ}} $

顔文字を数式中にぶち込むのは難しそうですね…(´;ω;`)ウゥゥ
$\frac{\mbox{(´;ω;`)ウゥゥ}}{a}$

$ A_{n+1} \left( x \right) = k_{aa} A_{n} \left( x \right) + k_{ab} B_{n} \left( x \right) $

$\frac{😀 }{😍 }$

数学ガチ勢だらけでゆるふわ勢にはツラい 
これも勉強だと思ってがんばります

\[ {x}_{{1}_{{2}_{{3}_{{4}_{{5}_{{6}_{{7}_{{8}_{{{9}^{{{8}^{{7}^{{6}^{{5}^{{4}^{{3}^{{2}^{1}}}}}}}}}}}}}}}}}}}\]

${{x}_{1}}\tilde{\ }\chi _{{{\nu }_{1}}}^{2},\ {{x}_{2}}\tilde{\ }\chi _{{{\nu }_{2}}}^{2}$のとき
\[y=\frac{{{x}_{1}}/{{\nu }_{1}}}{{{x}_{2}}/{{\nu }_{2}}}\tilde{\ }{{F}_{{{\nu }_{1}},{{\nu }_{2}}}}\]

\[f\left( x \right)=\frac{1}{\sqrt{2\pi {{\sigma }^{2}}}}\exp \left( -\frac{{{\left( x-\mu \right)}^{2}}}{2{{\sigma }^{2}}} \right)\]

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A Mastodon instance named Mathtodon, where you can post toots with beautiful mathematical formulae in TeX/LaTeX style.