User:Gi1242/sandbox

Math Test
The code $$f(z) = \frac{1}{2 \pi i} \oint_\Gamma \frac{f(\zeta)}{\zeta - z} \, d\zeta$$ renders as $$\displaystyle f(z) = \frac{1}{2 \pi i} \oint_\Gamma \frac{f(\zeta)}{\zeta - z} \, d\zeta$$

The code $$f(z) = \frac{1}{2 \pi i} \oint_\Gamma \frac{f(\zeta)}{\zeta - z} \, d\zeta $$ renders as $$f(z) = \frac{1}{2 \pi i} \oint_\Gamma \frac{f(\zeta)}{\zeta - z} \, d\zeta$$