On Sat, 2011-10-22 at 20:24 -0200, Gerhard Fiedler wrote:
> IMO the biggest problem with the use of traditional (not only English or
> US) units is the tendency of people who use them to work with "magic
> formulas" and not use proper units with their calculations -- mostly
> because they are so used to use those "magic formulas". The idea that
> when executing a calculation the units must match (and that therefore
> carrying the units along is a quite useful sanity check for the formula)
> is something built into SI-like unit systems that is lacking from the
> traditional systems.

Agreed. Many an exam question was corrected by me during an exam by
checking the units and finding something amis. VERY useful sanity check.

TTYL

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