User talk:Catslash/Sandbox


 * $$f^{(2)}(x) = 0$$
 * $$f''(x) = 0$$


 * $$\left\| \frac{x}{2} \right\| = \left| \frac{x}{2} \right|$$

Accents/diacritics on symbols using unicode combining marks/characters


 * $$\hat{u} + \tilde{v} + \bar{w} + \mathbf{\hat{x}} + \mathbf{\hat{y}} + \mathbf{\hat{z}} + \grave{E} + \acute{E} + \hat{E} + \tilde{E} + \bar{E} + \overline{E} + \breve{E} + \dot{E} + \ddot{E} + \check{E} + \vec{E} + \stackrel{...}{E} + \stackrel{....}{E} + \stackrel{\leftrightarrow}{E} = 1$$


 * $$\dot{\omega}$$

More than one accent $$\dot{\hat{M}} = \mathrm{stupidity} = \mathrm{a\ddot{\dot{c}}e}$$


 * $$\mathbf{\hat{x}}\cdot \mathbf{\hat{y}} = \mathbf{\hat{y}}\cdot \mathbf{\hat{z}} = \mathbf{\hat{z}}\cdot \mathbf{\hat{x}} = 0$$


 * $$\begin{align}L & = \frac{1}{6} l^{2} m (4 \dot{\theta}_{1}^{2} + \dot{\theta}_{2}^{2} + 3 \dot{\theta}_{1} \dot{\theta}_{2} (\cos(\theta_{1}) \cos(\theta_{2}) + \sin(\theta_{1}) \sin(\theta_{2}))) + \frac{1}{2} m g l (3 \cos(\theta_{1}) + \cos(\theta_{2})) \\

& = \frac{1}{6} l^{2} m (4 \dot{\theta}_{1}^{2} + \dot{\theta}_{2}^{2} + 3 \dot{\theta}_{1} \dot{\theta}_{2} \cos(\theta_{1} - \theta_{2})) + \frac{1}{2} m g l (3 \cos(\theta_{1}) + \cos(\theta_{2})) \end{align}$$


 * $$\begin{align}L & = \frac{1}{6} l^{2} m (4 {\dot{\theta}_{1}}^{2} + {\dot{\theta}_{2}}^{2} + 3 \dot{\theta}_{1} \dot{\theta}_{2} (\cos(\theta_{1}) \cos(\theta_{2}) + \sin(\theta_{1}) \sin(\theta_{2}))) + \frac{1}{2} m g l (3 \cos(\theta_{1}) + \cos(\theta_{2})) \\

& = \frac{1}{6} l^{2} m (4 {\dot{\theta}_{1}}^{2} + {\dot{\theta}_{2}}^{2} + 3 \dot{\theta}_{1} \dot{\theta}_{2} \cos(\theta_{1} - \theta_{2})) + \frac{1}{2} m g l (3 \cos(\theta_{1}) + \cos(\theta_{2})) \end{align}$$

Combining subscripts and superscripts


 * $$e^x^2$$ gives a parser error


 * $$e^x_2$$


 * $$e_x_2$$ gives a parser error


 * $$e_x^2$$


 * $$e_x^y_2$$ gives a parser error


 * $${e^x}^2$$


 * $$e^{x^2}$$


 * $$e ^ xy _ 2$$