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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
>  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."

Charles S. Krin, DO FAAFP
Member, PGBFH
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