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Re: precision of pi [message #6566 is a reply to message #6457]

Fri, 12 July 1996 00:00

djackson
Messages: 31
Registered: June 1993

Member

In article <31DA5CAA.3D0D@ic.ac.uk>, Jorn Helbert <jorn@ic.ac.uk> wrote:

> Hi,
> a simple question:
> Is there any way to enhance the precision of !pi or !dpi. 5 or 8
> significant digits are really not much.

I think the precision is there, but these examples will show how to display it:

IDL> print,!dpi
3.1415927

IDL> print,!dpi,format="(F20.18)"
3.141592653589793100

Cheers,
-Dick

Dick Jackson djackson@ibd.nrc.ca Institute for Biodiagnostics
Opinions are mine alone. National Research Council Canada, Winnipeg
"And I told him my dream was to live for all time
In some perfect refrain, like the man who wrote 'Danny Boy'."
- Joe Jackson, from the album _Night_Music_, 1994.

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[Message index]

		precision of pi By: Jorn Helbert on Wed, 03 July 1996 00:00
		Re: precision of pi By: dan on Wed, 03 July 1996 00:00
		Re: precision of pi By: djackson on Fri, 12 July 1996 00:00

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