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Curiosa Mathematica, Part 1: A New Theory Of Parallels (1890): Dodgson, Charles L.: 9781169112254: Amazon.com: Books
Mathematica Tutorial 33 - Integration by Parts - YouTube
Curiosa Mathematica: Part 1, A New Theory of Parallels (First Edition) by Dodgson, Charles L. [aka Lewis Carroll]: Good Hardcover (1888) 1st Edition. | LaCelle Rare Books