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erfc

Evaluates the real complementary error function.

Prototype

	function erfc (
		x  : numeric             [float or double]   
	)

	return_val  :  same size/shape/type as x

Arguments

x

A scalar or multi-dimensional array of type float or double.

Return value

Same size and shape as x. The return value is double if x is double, and float otherwise.

Description

Evaluates the real complementary error function.

See Also

erf

Examples

Example 1

  x      = (/ -100, 0, 100, 0.5/)
  result = erfc (x)
  print ("x="+x+"   result="+result)

The results are:

  x=-100   result=2
  x=   0   result=1
  x= 100   result=0
  x= 0.5   result=0.4795