30 citations · 416 across the 73 of their papers we have counts for
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math.CA2018★ 14 cited
A panorama of positivity
Alexander Belton, Dominique Guillot, Apoorva Khare +1
This survey contains a selection of topics unified by the concept of positive semi-definiteness (of matrices or kernels), reflecting natural constraints imposed on discrete data (g…
math.CA2018★ 3 cited
Smooth entrywise positivity preservers, a Horn-Loewner master theorem, and symmetric function identities
Apoorva Khare
A special case of a fundamental result of Loewner and Horn [Trans. Amer. Math. Soc. 1969] says that given an integer , if the entrywise application of a smooth function $…