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erfc -- complementary error function

Synopsis

Usage:

erfc x
Inputs:
- x, a real number,
Outputs:
- a real number, the complementary error function of x;

Description

The complementary error function \(\operatorname{erfc} x = \frac{2}{\sqrt\pi}\int_x^\infty e^{-t^2}\,dt\).

i1 : erfc 2

o1 = .004677734981047266

o1 : RR (of precision 53)

See also

erf -- error function
inverseErf -- inverse error function

Ways to use erfc:

erfc(CC)
erfc(RR)
erfc(RRi)

For the programmer

The object erfc is a method function.