erf
The error function.
y=erf(x)
Inputs
x a real array or a real scalar.
Outputs
y the arrays of values of the error function at the values specified by the elements of the input.


Example
>>x=-5:.02:5
>>y=erf(x)
>>plot(x,y)
>>title('Error Function')
>>xlabel('X Axis')
>>ylabel('Y Axis')