Wronskians, total positivity, and real Schubert calculus

DOI10.1007/s00029-023-00888-1zbMath1517.14038arXiv2110.02301MaRDI QIDQ6161646

Steven N. Karp

Publication date: 5 June 2023

Published in: Séminaire Lotharingien de Combinatoire, Selecta Mathematica. New Series (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2110.02301

zbMATH Keywords

Schubert calculusWronskianChebyshev systemflag varietytotal positivity

Mathematics Subject Classification ID

Real algebraic sets (14P05) Best approximation, Chebyshev systems (41A50) Grassmannians, Schubert varieties, flag manifolds (14M15) Positive matrices and their generalizations; cones of matrices (15B48) Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations (34C10) Classical problems, Schubert calculus (14N15)

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