Can you prove or disprove this floor/ceiling equation?

AndreD

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Aug 19, 2010
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Can you prove or disprove this floor/ceiling equation for positive integers \(\displaystyle k\) and \(\displaystyle b\)?
\(\displaystyle \lfloor \log_{b}{k} \rfloor + 1 = \lceil \log_{b}{\left( k+1 \right)} \rceil\)

You'll probably recognize \(\displaystyle \lfloor \log_{b}{k} \rfloor + 1\) as the number of positional notation digits of positive integer \(\displaystyle k\) in base \(\displaystyle b\).
 
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