29 October 2023
28 October 2023
11 September 2020
9 July 2020
4 June 2020
reset to original, intermediate edits look like vandalism (although the text doesn't seem too sound in this form either)
−340
I fixed the article
+6
28 August 2019
17 August 2019
I added a image
+48
I added a image
+48
I fixed the page
−43
I fixed my mistake
+1
I really improved it!!!
+53
12 August 2018
Added prime 13 and composite 12 section of the article
+43
Added period
+1
Fixed megasecond standard
−15
I dozenalized this page
+84