प्रयोग:Luke2
Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://api.formulasearchengine.com/v1/":): \operatorname {erfc}(x)={\frac {2}{{\sqrt {\pi }}}}\int _{x}^{{\infty }}e^{{-t^{2}}}\,dt={\frac {e^{{-x^{2}}}}{x{\sqrt {\pi }}}}\sum _{{n=0}}^{\infty }(-1)^{n}{\frac {(2n)!}{n!(2x)^{{2n}}}}
File:Test.ogg हिन्दी टाइपिंग