Case file
Alexander Furman
Wikipedia's first sentence called it “mathematician”. Today it says “mathematician at the university of illinois”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2020 one. Red dashes: removed from Wikipedia since.
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The opening as it read in 2020
Alexander Furman is a mathematician, who is a Professor at the University of Illinois at Chicago. From 1983-1986 Alexander Furman received his bachelor’s in mathematics and computer science over at Hebrew University. He completed his master’s in mathematics from 1987-1989, also at Hebrew University. In 1991-1996 he earned his PhD in mathematics from Hebrew University.1 "Alex Furman" . : CS1 maint: url-status ( link ) "Einstein Institute of Mathematics" . mathematics.huji.ac.il .2
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 943417246.
Today
Wikipedia's first sentence called it “mathematician”. Today it says “mathematician at the university of illinois”. Read the current article and compare.
| 2020 | Oct '23 | 2025 |
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What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2020, and today's defining sentence is their current revision.
Then
mathematician
Now
mathematician at the university of illinois
Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.