A test for Latex
\(sin(x) = f(x) + 1\)
\(c^{2}=a^{2}+b^{2}\)
\(\lim_{n \to \infty} \sum_{k=1}^n \frac{1}{k^2} = \frac{\pi^2}{6}\)
\(\overline{m+n}\) \(\underline{m+n}\)
\(\sqrt{x}\)
\(\sum_{i=1}^{n} \qquad \int_{0}^{\frac{\pi}{2}} \qquad \prod_\epsilon\)
\(\left\{ \begin{array}{lr} x=\dfrac{3\pi}{2}(1+2t)\cos(\dfrac{3\pi}{2}(1+2t)), & \\ y=s, & 0 \leq s \leq L,|t| \leq1. \\ z=\dfrac{3\pi}{2}(1+2t)\sin(\dfrac{3\pi}{2}(1+2t)), & \end{array} \right.\)