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\leftline{Mathematics 242 -- Principles of Analysis}
\leftline{Definitions Quiz 3 -- February 14, 2014}
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\leftline{Your Name: $\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ }$}
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A) (5)  Define: The real number $a$ is ${\rm lub}(A)$ for a subset $A$ of the real numbers.  
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B) (5) Give an example of a bounded set $A$ of real numbers for which
${\rm glb}(A) \in A$, but ${\rm lub}(A) \notin A$.
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