Significant digits in a float?
Roy Smith
roy at panix.com
Tue Apr 29 20:42:33 EDT 2014
In article <mailman.9594.1398818045.18130.python-list at python.org>,
Dennis Lee Bieber <wlfraed at ix.netcom.com> wrote:
> in a physics or chemistry class the recommended result is
>
> 1.1 * 2.2 => 2.4
More than recommended. In my physics class, if you put down more
significant digits than the input data justified, you got the problem
marked wrong.
> (one reason slide-rules were acceptable for so long -- and even my high
> school trig course only required slide-rule significance even though half
> the class had scientific calculators [costing >$100, when a Sterling
> slide-rule could still be had for <$10]) <G>
Sterling? Snort. K&E was the way to go.
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