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*It is also called scaled complementary error function.
*It is also called scaled complementary error function.
*ERFC is defined by:
*ERFC is defined by:
<math>ERFC(x)=\frac{2}{\sqrt{\pi}}\int\limits_{x}^{infty}e^{-t^2} dt=1-ERF(x)</math>.
<math>ERFC(x)=\frac{2}{\sqrt{\pi}}\int\limits_{x}^{\infty}e^{-t^2} dt=1-ERF(x)</math>.
*This function will return the result as error when x is nonnumeric or negative.
*This function will return the result as error when x is nonnumeric or negative.