#author("2020-11-30T20:57:08+09:00","default:ishikawa","ishikawa") #author("2020-12-15T19:05:31+09:00","default:ishikawa","ishikawa") [[Memorandum]] 最初に #katex と書いて $$y=ax^2+bx+c$$ とすれば数式が表示される. #katex $$y=ax^2+bx+c$$ 他の例 $$ \begin{aligned} f(x) & = x^2+2x+1 \\ & = (x+1)^2 \end{aligned} $$ $$-\frac{\hbar}{i}\frac{\partial \psi}{\partial t} = -\frac{\hbar^2}{2m} \triangle \psi$$ $$f(x) = \int_{-\infty}^\infty\hat f(\xi)\,e^{2 \pi i \xi x}\,d\xi$$ $$ A = \left( \begin{array}{cccc} a_{11} & a_{12} & \ldots & a_{1n} \\ a_{21} & a_{22} & \ldots & a_{2n} \\ \vdots & \vdots & \ddots & \vdots \\ a_{m1} & a_{m2} & \ldots & a_{mn} \end{array} \right) $$ ---- $$ r \stackrel{\mathrm{def}}{\equiv} \begin{pmatrix} x \\ y \\ z \end{pmatrix} $$ 参考 [[pukiwiki/数式プラグイン/KaTeX>https://dora.bk.tsukuba.ac.jp/~takeuchi/?pukiwiki%2F%E6%95%B0%E5%BC%8F%E3%83%97%E3%83%A9%E3%82%B0%E3%82%A4%E3%83%B3%2FKaTeX]] [[KaTex>https://katex.org/]]