From c538c151c7462ad0395ff2c15c5e11e89e362aa8 Mon Sep 17 00:00:00 2001
From: Striven <sg.striven@cutecat.club>
Date: Sat, 04 Apr 2026 19:47:16 +0000
Subject: [PATCH] Initial commit

---
 docs/features/Latex.md |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/docs/features/Latex.md b/docs/features/Latex.md
index e019190..fdc9d27 100644
--- a/docs/features/Latex.md
+++ b/docs/features/Latex.md
@@ -39,6 +39,17 @@
 \end{bmatrix}
 $$
 
+$$
+\begin{array}{rll}
+E \psi &= H\psi & \text{Expanding the Hamiltonian Operator} \\
+&= -\frac{\hbar^2}{2m}\frac{\partial^2}{\partial x^2} \psi + \frac{1}{2}m\omega x^2 \psi & \text{Using the ansatz $\psi(x) = e^{-kx^2}f(x)$, hoping to cancel the $x^2$ term} \\
+&= -\frac{\hbar^2}{2m} [4k^2x^2f(x)+2(-2kx)f'(x) + f''(x)]e^{-kx^2} + \frac{1}{2}m\omega x^2 f(x)e^{-kx^2} &\text{Removing the $e^{-kx^2}$ term from both sides} \\
+& \Downarrow \\
+Ef(x) &= -\frac{\hbar^2}{2m} [4k^2x^2f(x)-4kxf'(x) + f''(x)] + \frac{1}{2}m\omega x^2 f(x) & \text{Choosing $k=\frac{im}{2}\sqrt{\frac{\omega}{\hbar}}$ to cancel the $x^2$ term, via $-\frac{\hbar^2}{2m}4k^2=\frac{1}{2}m \omega$} \\
+&= -\frac{\hbar^2}{2m} [-4kxf'(x) + f''(x)] \\
+\end{array}
+$$
+
 > [!warn]
 > Due to limitations in the [underlying parsing library](https://github.com/remarkjs/remark-math), block math in Quartz requires the `$$` delimiters to be on newlines like above.
 
@@ -57,6 +68,15 @@
 - Incorrect: `I have $1 and you have $2` produces I have $1 and you have $2
 - Correct: `I have \$1 and you have \$2` produces I have \$1 and you have \$2
 
+### Using mhchem
+
+Add the following import to the top of `quartz/plugins/transformers/latex.ts` (before all the other
+imports):
+
+```ts title="quartz/plugins/transformers/latex.ts"
+import "katex/contrib/mhchem"
+```
+
 ## Customization
 
 Latex parsing is a functionality of the [[plugins/Latex|Latex]] plugin. See the plugin page for customization options.

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