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Created using xy-pic: \begin{xy}\xymatrix{A \ar@{>->}[r]^cof \ar[d] & B \ar[d] \\ C \ar@{>->}[r]^cof & B\cup_A C}\end{xy}

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	Date/Time	Dimensions	User	Comment
current	21:21, 24 October 2007	188×115 (3 KB)	Ben Tillman (Talk \| contribs)	(Created using xy-pic: \begin{xy}\xymatrix{A \ar@{>->}[r]^cof \ar[d] & B \ar[d] \\ C \ar@{>->}[r]^cof & B\cup_A C}\end{xy})

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