Math B2: Revision history

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Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

24 March 2022

13 September 2021

3 May 2017

18 April 2017

31 October 2016

18 October 2016

15 June 2016

28 May 2015

9 January 2015