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Re: AO-10 Keps



In a message dated 15-Nov-1998 23:34:45 Central Standard Time,
bobbiej@vnet.net writes:

> 
>  > >>Algebra 101, here... Anything to the power 0, is equal to 1. Any proper
>  >>calculator, or math professor, or anyone else that's got a math brain
>  >>will inform you of that fact.
>  >
>  >True, but you're missing the point.
>  >
>  >Elementary arithmetic, here ... 0.0 times anything is still zero.
>  >
>  >Scientific notation like "X.YYY eZZ" means the value X.YYY
>  >multiplied by the ZZ power of ten.  If X.YYY is zero, then it
>  >doesn't matter what power of ten you multiply it by; ZZ
>  >doesn't matter.  If ZZ is 0, then (as you say) the power of ten
>  >part is equal to 1.  No matter, 0.0 times 1 is still zero.
>  >
>  >The point is that "0.0 e0" is a perfectly valid way to express
>  >a value of zero.  Some programs that read Keplerian elements
>  >apparently get this wrong.  That's a bug in the program.
>  >
>  >73  -Paul
>  >kb5mu@amsat.org
>  
>  Good work Paul. Glad that you pointed out the problem with the software
bug.
>  Just think what the same type programming will accomplish after Dec 31,
>  1999.
>  
>  Bobbie
>  
>  ----
Incidentally, the scientific calculator in Win 95 does return "0" as the
answer to 0.0 e000, although in MS Works 4.5, it does return "err."

ck
-- 
Charles S. Krin, DO FAAFP
Member, PGBFH
KC5EVN
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