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		\node [style=none] (3) at (1.25, 5.5) {};
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		\node [style=none] (6) at (7.75, -4.25) {};
		\node [style=none] (9) at (2.5, 0.5) {\Large$V_i$};
		\node [style=none] (10) at (0.75, 4.5) {\Large$e_j$};
		\node [style=none] (11) at (-3, 3.75) {\Large$V_{i-1}$};
		\node [style=none] (12) at (-5.5, -3) {\Large$V_{i+1}$};
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		\node [style=none] (14) at (-5.5, 2) {};
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