{}_{k}^{3}R_{i}^{1}_{j}^{2} {}_{i}A_{q}^{p} \int_{a}^{b} f (x) d x \frac{\partial}{\partial x} F (x, y) + \frac{\partial}{\partial y} F (x, y) \exists a b c l m n o t u v w x y z a_{b} a_{i} A A A_{A_{A_{A}}} d^{b} 2^{a_{x}} {2^{2}}^{x} {(\frac{1}{2})}^{y^{a_{x}}} \underset{un}{abcd} \overset{ov}{abcd} {abcd}_{under}^{over} a_{p}^{q} a_{a + b}^{x} d^{(\frac{a}{b})} \frac{d * T^{(\frac{i + j}{n})} + p_{y} * q}{p^{x} * b_{x} + \frac{a + c}{d}} This is a text in ms x^{2} + 4 * x + \frac{p}{q} = 0 This is a text in mtext This is a text in merror a_{0} + \frac{1}{a_{1} + \frac{1}{a_{2} + \frac{1}{a_{3}}}}; c_{i + j} \leftarrow a_{i} * b_{j} e^{i π} + 1 = 0; G = \frac{F d^{2}}{m_{1} m_{2}}; t += dt x = a * b + (\frac{aa + b}{\frac{xy}{z}}) \frac{\frac{x}{z}}{\frac{dy}{z}} \frac{x}{z}