$$ \theta $$ **md** $$ \theta{ % comment $$ **md** $$ \relax{x}{1} = \int_{-\infty}^\infty \hat\xi\,e^{2 \pi i \xi x} \,d\xi % comment $$ **md** $ x = 1.1 \int_{a} $ **md** $ \begin{smallmatrix} 1 & 2 \\ 4 & 3 \end{smallmatrix} $ $ x = a_0 + \frac{1}{a_1 + \frac{1}{a_2 + \frac{1}{a_3 + a_4}}} $ $ \displaystyle {1 + \frac{q^2}{(1-q)}+\frac{q^6}{(1-q)(1-q^2)}+\cdots }= \prod_{j=0}^{\infty}\frac{1}{(1-q^{5j+2})(1-q^{5j+3})}, \quad\quad \text{for }\lvert q\rvert<1. $ a **a** $$ \theta $$ aa a **a** a **a** $ \theta $ aa a **a** $ \theta $ $$ 1 \theta 1 1 $$ $10 $20 **a** $10 $20 **a** **a** a $10 $20 a **a** a **a**$ \theta $aa a **a** a **a**$$ \theta $$aa a **a** ```txt $$ \displaystyle \left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right) $$ ``` - list item **abc** $$ \begin{aligned} &\text{Any equation} \\ &\text {Inconsistent KaTeX keyword highlighting} \end{aligned} $$ **xyz** $$ \text{stuff} \text {stuff} $$ $$ \frac{1}{2} $$ $$ \vec{a} \vec{a} \vec{a} $$ **md** $ \vec{a} \vec{a} \vec{a} $ **md** \vec{a} **md** $ \vec{a} \vec{a} = [2, 3] $ a **b** $$ **b** **md** a **b** $$ \frac{1}{2} $$ **b** **p** a **b** $$ \frac{1}{2} $$ **b** Should be highlighted $\frac{1}{2}$. Should not be highlighted $\frac{1}{2}$text Should not be highlighted $\frac{1}{2}$10 $12.45 $12.45 x x $12.45 $$ \% Should not be highlighted $$