特徴 - 数式表示 (LaTeX)#features #expressivenessLaTeXによる数式表示x=−b±b2−4ac2ax=\frac{-b\pm\sqrt{b^2-4ac}}{2a}x=2a−b±b2−4ac∣a1a2a3b1b2b3c1c2c3∣=∑σ∈S3sgn(σ) aσ(1)bσ(2)cσ(3)\begin{vmatrix} a_1 & a_2 & a_3\\ b_1 & b_2 & b_3\\ c_1 & c_2 & c_3 \end{vmatrix} = \sum_{\sigma\in S_3} \operatorname{sgn}(\sigma)\, a_{\sigma(1)}b_{\sigma(2)}c_{\sigma(3)}a1b1c1a2b2c2a3b3c3=σ∈S3∑sgn(σ)aσ(1)bσ(2)cσ(3)iℏ∂∂tΨ(r,t)=H^Ψ(r,t)i\hbar\frac{\partial}{\partial t}\Psi(\mathbf{r},t) = \hat{H}\Psi(\mathbf{r},t)iℏ∂t∂Ψ(r,t)=H^Ψ(r,t)
