[SciPy-user] Does Scipy or Numpy have contemporary physical constants?
Wed Jun 4 20:40:54 CDT 2008
2008/6/4 John Hassler <firstname.lastname@example.org>:
> Ah. I interpreted his question differently. I used to teach Chemical
> Engineering. We used Mathcad, which has a built-in set of units,
> conversions, and tracking. I found it to be a pain in the coccyx, but the
> students adored it. They would throw in whatever units they happened to
> find, and hope that M'cad would figure it all out for them. It usually did,
> although the units in their answers sometimes didn't have (obvious) physical
> meanings. M'cad would usually collapse everything as far as possible,
> rather than recognizing meaningful collections like force (mass length /
> time^2), etc.
> But I'm just an old fogy who grew up with a slide rule. Why, back in MY
> day, we even had to keep track of our own DECIMAL POINTS ... barefoot in the
> snow .... uphill all the way ...
Interesting. Automatic units tracking has definitely kept me from
shooting myself in the foot many times, but I agree there's a
temptation to assume that if the units are right the answer must be
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