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A Historical Gem from Vito Volterra
by William Dunham
This article originally appeared in:Mathematics Magazine
October, 1990
Subject classification(s): Analysis | Real Analysis | Continuity
Applicable Course(s):
A recounting of an elementary proof by Volterra of a theorem that implies there cannot exist a function continuous at each irrational point in (0,1) and discontinuous at each rational point.
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