Mementos for http://archives.math.utk.edu/visual.calculus/4/riemann_sums.4/index.html around 2009-12-04: http://mementoweb.org/list/20091204232553/http://archives.math.utk.edu/visual.calculus/4/riemann

https://web.archive.org/web/20091204232553/http://archives.math.utk.edu:80/visual.calculus/4/riemann_sums.4/index.html

04 Dec 2009 23:25:53 GMT [ <1 hour from requested date ]

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http://archive.md/20121215154142/http://archives.math.utk.edu/visual.calculus/4/riemann_sums.4/index.html

15 Dec 2012 15:41:42 GMT [ +3 years 11 days from requested date ]

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https://arquivo.pt/wayback/20191114175624mp_/http://archives.math.utk.edu/visual.calculus/4/riemann_sums.4/index.html

14 Nov 2019 17:56:24 GMT [ +9 years 346 days from requested date ]

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