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    Re: Constructing A Logarithm Table
    From: Hewitt Schlereth
    Date: 2009 Jan 12, 11:16 -0400

    Hey, thanks guys. I'll check it out right away - and probably be back
    for coaching in s/s use.
    On 1/12/09, FJones  wrote:
    >  IMHO the spreadsheet is one of the most powerful (and commonly available)
    >  tools that a scientist, engineer, navigator, etc., has.  Even the earliest
    >  software met instant success with a very wide user base.  I fondly recall using
    >  the early software releases (Visicalc and Lotus 123, for example)!  There was
    >  simply nothing to compare spreadsheet techniques with and the possibilites
    >  seemed endless.
    >  Frank J.
    >  Rochester, NY
    >  ==================================================
    >  From:                   
    >  To:                     
    >  Subject:                [NavList 7001] Re: Constructing A Logarithm Table
    >  Date sent:              Sun, 11 Jan 2009 19:27:44 -0800
    >  Priority:               normal
    >  Send reply to:          NavList@fer3.com
    >  >
    >  > Hewitt, you wrote:
    >  > "(In high school we use to call them 'slime' and 'co-slime')."
    >  >
    >  > LOL. I had the happy advantage of learning celestial navigation, and some 
    of the associated trig, a year before studying the subject in school, so the 
    "slimeys" were old friends to me.
    >  >
    >  > And:
    >  > "Anyway, I've never had occasion to grapple with a spread-sheet."
    >  >
    >  > Oh, what a shame! They're great fun for this sort of thing. I write quite 
    a lot of stand-alone software, but when I want to work out celestial 
    navigation calculations, I almost always start with a spreadsheet. If you 
    need a table of haversines for every tenth of a degree, you can assemble one 
    in about... hmmm... I'll time myself... OK. Done. It took me five minutes and 
    that included some time making a nice graph (I got distracted). Do you know 
    if you have a spreadsheet program pre-installed on your computer? Are you on 
    Windows? Mac?
    >  >
    >  > And you wrote:
    >  > "Come to think of it, there's a nice little book that has the S/CoS
    >  > formulas for direct solution of the undivided triangle for Hc and Z -
    >  > backup is the NAO reduction table with a more lucid explanation.  Also
    >  > has a long-term almanac of Aries and Sun; pub. by Starpath School of
    >  > Navigation."
    >  >
    >  > Yes, there are quite a few nice books out there that spell it all out. 
    Some even have *your* name on the cover. :-)
    >  >
    >  > -FER
    >  >
    >  >
    >  >
    >  >
    >  >
    >  > >
    >  >
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