> On 11/05/2018 06:31 PM, Patrick Dupre wrote:
> >>
> >> On 11/05/2018 05:32 PM, Patrick Dupre wrote:
> >>> sqrt_pi = sqrt (pi)
> >>>
> >>> z (x, y) = x + I * y
> >>> w (z) = faddeeva (z) / sqrt_pi # Normalized
> >>> plot real (w (z (x, 1))
> >>>
> >>>
> >>> Good luck.
> >>
> >> How do you initialize pi?
> >> _______________________________________________
> > I do not have.
> >
> > I={0,1}
> > sqrt_pi = sqrt (pi)
> > z (x, y) = x + I * y
> > w (z) = faddeeva (z) / sqrt_pi # Normalized
> > plot real (w (z (x, 1)))
> >
> >
> > works like a charm.
> >
> OK, let's try again. Does the language you're using have pi as a built
> in constant, or do you have to define a variable and give it a value?
> In the latter case, what value do you give it? It's more than idle
> curiosity, as some ways to give it a value are more precise than others.
I am sorry for the confusion.
I use gnuplot
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