1 citations · 2 across the 2 of their papers we have counts for
2 papers
math.CO2008★ 1 cited
Bounded Ratios of Products of Principal Minors of Positive Definite Matrices
H. Tracy Hall, Charles R. Johnson
Considered is the multiplicative semigroup of ratios of products of principal minors bounded over all positive definite matrices. A long history of literature identifies various el…
math.CO2007★ 1 cited
The inverse inertia problem for graphs
Wayne Barrett, H. Tracy Hall, Raphael Loewy
Let G be an undirected graph on n vertices and let S(G) be the set of all real symmetric n x n matrices whose nonzero off-diagonal entries occur in exactly the positions correspond…