Freddy

Hi my name is Freddy

$e=mc^{2}$

$x={\frac {{\color {Blue}-b}\pm {\sqrt {\color {Blue}b^{2}-4{\color {Red}a}{\color {green}c}}}}{2{\color {red}a}}}$
Failed to parse (syntax error): {\displaystyle F ={} & \{F_{x} \in F_{c} : (|S| > |C|) \\ & \cap (\mathrm{minPixels} < |S| < \mathrm{maxPixels}) \\ & \cap (|S_{\mathrm{conected}}| > |S| - \epsilon)\} }