[Libreoffice-bugs] [Bug 43509] exponent priority in calculation order - wrong result

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=43509

--- Comment #3 from potrykus.gelsenkirchen at freenet.de 2012-04-10 02:26:47 PDT ---
(In reply to comment #1)
> the priority of unary operators is higher then binary operators. From there,
> the result is correct

(In reply to comment #1)
> the priority of unary operators is higher then binary operators. From there,
> the result is correct

-3^2=-9
because operator ^ has higher precedence than -
 Mathematica, Matlab, Matcad, Derive,Maxima,Scilab,Freemat,Octave,Lotus,VB.NET  
gives -9 too.

For +9, it should be written as: (-3)^2. 

when -3^2=9
then:
  3^2-3^2=0
and
  -3^2+3^2=18  ??

see too

links:
http://www.wolframalpha.com/input/?i=2%5E3%5E2
http://www.wolframalpha.com/input/?i=-3%5E2

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