User talk:Nyet

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\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}}


D_F(f_i) = L_F(D_0+S_0(c/f_i-\lambda_{ref}))


e^{i\pi} + 1 = 0