Re: confused by a simple question

NCL default integer size is a signed 32 bit number
The largest range is +/- 2147483647

Your "d" is larger than the default can handle.

  b=1.098
  c=1.3e11
  d=130000000000
  print(b*c)
  print(b*d)
  D=130000000000l ; long (64 bit signed integer)
  print(b*D)

On 03/29/2013 11:16 AM, H.Dang wrote:
> Dear NCL'ers:
>
> I'm trying some simple multiplications and got confused:
>
> ncl 25> b=1.098
> ncl 26> c=1.3e11
> ncl 27> d=130000000000
> ncl 28> print(b*c)
> (0)1.4274e+11
> ncl 29> print(b*d)
> (0)1.263777e+09
>
> What I expect is that the command 28 and 29 have the same result since
> "c" equals "d". I don't figure out at the moment why they are
> different. I wonder what the mistake is in my expressions?
>
> Thank you!
>
> Hongyan
>
>
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Received on Fri Mar 29 11:23:54 2013