lecture 2

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21 Nov 2011
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@
 

YO 
Y!"#$% 
Y&'( )
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Y*$$
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Y+$%
Y&$$ 
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Y, 
Y*-
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/ Y0%$
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
Y2
Y.$&&3%$3$ 
Y.&45&6)$%(%)
$% 
7 Y+3$
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9
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
; Y.
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Y$ 
@%=
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Y!$
Y#/?AA)+B,$,5C
D
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Y/?AA)/EAA
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Y/G7A/GEA
Y/GEA)/EHAI
Y/EHE)/J/H
Y/EHE%3K% 
Y/EGA/J/H%%K
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YO$$%D2O$3
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