SciPy

scipy.special.erfcx

scipy.special.erfcx(x, out=None) = <ufunc 'erfcx'>

Scaled complementary error function, exp(x**2) * erfc(x).

Parameters
xarray_like

Real or complex valued argument

outndarray, optional

Optional output array for the function results

Returns
scalar or ndarray

Values of the scaled complementary error function

See also

erf, erfc, erfi, dawsn, wofz

Notes

New in version 0.12.0.

References

1

Steven G. Johnson, Faddeeva W function implementation. http://ab-initio.mit.edu/Faddeeva

Examples

>>> from scipy import special
>>> import matplotlib.pyplot as plt
>>> x = np.linspace(-3, 3)
>>> plt.plot(x, special.erfcx(x))
>>> plt.xlabel('$x$')
>>> plt.ylabel('$erfcx(x)$')
>>> plt.show()
../_images/scipy-special-erfcx-1.png

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