On Monday, September 27, 2021 at 12:13:49 PM UTC-6, Richard Heathfield wrote:
> On 27/09/2021 18:36, Jerry Friedman wrote:
> > On Monday, September 27, 2021 at 10:58:59 AM UTC-6, Richard Heathfield wrote:
> >> On 27/09/2021 17:41, Ken Blake wrote:
> >>> On 9/27/2021 9:23 AM, Peter Duncanson [BrE] wrote:
> >>>> On Mon, 27 Sep 2021 06:42:53 -0700 (PDT), "Peter T. Daniels"
> >>>> <
gram...@verizon.net> wrote:
> >>>>
> >>>>> On Monday, September 27, 2021 at 5:45:06 AM UTC-4, Adam Funk wrote:
> > ...
> >
> >>>>>> "There's no such thing as a PIN number!"
> >>>>>
> >>>>> ?? Then how are you going to work the ATM machine?
> >>>>
> >>>> Using the PIN. Or if you prefer, using the PI number.
> >>>
> >>> 3.1415926....?
> >
> >> That's really not good enough. Even if you stretch it to twenty
> >> decimals: 3.14159265358979323846 it's *still* not good enough. Using
> >> twenty decimals and calculating the circumference of the observable
> >> universe from its radius, you'll be an entire Planet Earth Diameter out.
> >> Downright sloppy, I call it.
> >
> > Like your assumption that the observable universe is perfectly flat.
> No, it's ball-shaped. I know that, because Wikipedia says so, which
> presumably makes it a truncated icosahedron.
precision. Talk about sloppy!