Quality:

99 Variations on a Proof - 2019 book by Philip Ording. Article “99 Variations on a Proof” in English Wikipedia has 20.3 points for quality (as of July 1, 2025).
The article contains 4 references and 2 sections.
Since the creation of article “99 Variations on a Proof”, its content was written by 2 registered users of English Wikipedia and edited by 2 registered Wikipedia users in all languages.
The article is cited 2 times in English Wikipedia and cited 2 times in all languages.
The highest Authors Interest rank from 2001:
- Local (English): #1157470 in December 2023
- Global: #1809819 in September 2024
The highest popularity rank from 2008:
- Local (English): #2405249 in February 2025
- Global: #4321470 in February 2025
There is 1 language version for this article in the WikiRank database (of the considered 55 Wikipedia language editions).
The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).