Alexander Doniphan Wallace (21 August 1905, in Hampton, Virginia, USA – 16 October 1985, in New Orleans, USA) was an American mathematician who introduced proximity spaces.
He was a professor and chair of the mathematics department at Tulane University in 1947–1963.
From 1963 until his retirement in 1973 he was a mathematics professor at the University of Florida.
[2][3] His doctoral students include Chung Tao Yang.
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