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Directory:Jon Awbrey/Papers/Peirce's 1870 Logic Of Relatives (view source)
Revision as of 18:32, 30 April 2009
, 18:32, 30 April 2009→Commentary Note 11.7
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& = &
& = &
\text{the set of all ordered pairs in}~ L ~\text{incident with}~ u \in X.
\text{the ordered pairs in}~ L ~\text{that are incident with}~ u \in X.
\\[9pt]
\\[9pt]
L \star v
L \star v
\\[6pt]
\\[6pt]
& = &
& = &
\text{the set of all ordered pairs in}~ L ~\text{incident with}~ v \in Y.
\text{the ordered pairs in}~ L ~\text{that are incident with}~ v \in Y.
\end{array}</math>
\end{array}</math>
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