0.999... (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "0.999..." in Simple English language version.

Last modified: 14:33:49, 25 July 2026 (UTC)

Ref.Un. Ref.Website

Global rank Simple English rank

21web.archive.org

1^st place

1^st place

49^th place

69^th place

2^nd place

2^nd place

21semanticscholar.org

15^th place

11^th place

low place

7,841^st place

7,483^rd place

2,766^th place

arxiv.org (Global: 49^th place; Simple English: 69^th place)

Katz, K.; Katz, M. (2010a). "When is .999... less than 1?". The Montana Mathematics Enthusiast. 7 (1): 3–30. arXiv:1007.3018. doi:10.54870/1551-3440.1381. S2CID 11544878. Archived from the original on 2011-07-20. Retrieved 2010-10-17.

doi.org (Global: 2^nd place; Simple English: 2^nd place)

Katz, K.; Katz, M. (2010a). "When is .999... less than 1?". The Montana Mathematics Enthusiast. 7 (1): 3–30. arXiv:1007.3018. doi:10.54870/1551-3440.1381. S2CID 11544878. Archived from the original on 2011-07-20. Retrieved 2010-10-17.

faqs.org (Global: 7,483^rd place; Simple English: 2,766^th place)

As observed by Richman (p. 396). Hans de Vreught (1994). "sci.math FAQ: Why is 0.9999... = 1?". Retrieved 2006-06-29.

semanticscholar.org (Global: 15^th place; Simple English: 11^th place)

api.semanticscholar.org

Katz, K.; Katz, M. (2010a). "When is .999... less than 1?". The Montana Mathematics Enthusiast. 7 (1): 3–30. arXiv:1007.3018. doi:10.54870/1551-3440.1381. S2CID 11544878. Archived from the original on 2011-07-20. Retrieved 2010-10-17.

umt.edu (Global: low place; Simple English: 7,841^st place)

math.umt.edu

Katz, K.; Katz, M. (2010a). "When is .999... less than 1?". The Montana Mathematics Enthusiast. 7 (1): 3–30. arXiv:1007.3018. doi:10.54870/1551-3440.1381. S2CID 11544878. Archived from the original on 2011-07-20. Retrieved 2010-10-17.

web.archive.org (Global: 1^st place; Simple English: 1^st place)

Katz, K.; Katz, M. (2010a). "When is .999... less than 1?". The Montana Mathematics Enthusiast. 7 (1): 3–30. arXiv:1007.3018. doi:10.54870/1551-3440.1381. S2CID 11544878. Archived from the original on 2011-07-20. Retrieved 2010-10-17.