23 citations · 69 across the 15 of their papers we have counts for
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math.OA2016★ 13 cited
Kadison's Pythagorean Theorem and essential codimension
Victor Kaftal, Jireh Loreaux
Kadison's Pythagorean theorem (2002) provides a characterization of the diagonals of projections with a subtle integrality condition. Arveson (2007), Kaftal, Ng, Zhang (2009), and…
math.FA2016★ 10 cited
Thompson's theorem for compact operators and diagonals of unitary operators
John Jasper, Jireh Loreaux, Gary Weiss
As applications of Kadison's Pythageorean and carpenter's theorems, the Schur-Horn theorem, and Thompson's theorem, we obtain an extension of Thompsons theorem to compact operators…