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Timeline for Pull-backs which are push-outs

Current License: CC BY-SA 2.5

4 events
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Mar 9, 2011 at 14:23 vote accept Fernando Muro
Mar 9, 2011 at 13:56 answer added Todd Trimble timeline score: 18
Mar 9, 2011 at 12:16 comment added Martin Brandenburg Try to look for effective epimorphisms.
Mar 9, 2011 at 12:09 history asked Fernando Muro CC BY-SA 2.5