Inclusion–exclusion principle: Revision history

4 January 2015

• curprev 03:3703:37, 4 January 2015 2601:2:4d00:27b:64aa:85f6:faad:f33a talk 37,858 bytes +343 →Counting derangements

8 February 2014

• curprev 16:1116:11, 8 February 2014 en>Pan-wiki-tsik m 37,515 bytes −201 →Proof: Most formulas were in a math format that wouldn't be compiled correctly. I deleted the unrecognized characters so that these formulas are shown correctly in Wikipedia.

29 January 2014

• curprev 13:2013:20, 29 January 2014 en>JamesBWatson 37,716 bytes +37,716 Remove redundant word adding nothing to the meaning ("exactly") & distinguish a set from the elements that are in it.

24 August 2012

• curprev 00:0800:08, 24 August 2012 195.114.168.30 talk 21,908 bytes +21,908 link to Venn diagram