Invisible wrote:
> Just for giggles: how many meanings can you find for "normal"?

Sure. But even differences between things like

  sin x^-1  vs   sin^-1 x

where the two "^-1" mean entirely different operations. Similarly with

   lg^2 X  vs  lg X^2

Drove me nuts, as I learned computers before I learned all this higher-level 
math.

-- 
   Darren New, San Diego CA, USA (PST)
   I ordered stamps from Zazzle that read "Place Stamp Here".

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