Meaning that inbuilt constant. Despite other
ideas about what pi should be, Stata has just
one fixed notion.
Nick
[email protected]
Nick Cox
> Recall that in Stata pi = 3.14159... is accessible to machine
> precision
> as either _pi or c(pi). So there is no harm done,
> and possibly some small harm avoided, in using those
> inbuilt constants directly.
>
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