Open AccessOn the eigenvalues of A + B and AB
Author(s) -
Helmut Wielandt
Publication year - 1973
Publication title -
journal of research of the national bureau of standards. b, mathematical sciences
Language(s) - English
Resource type - Journals
eISSN - 2376-5291
pISSN - 0098-8979
DOI - 10.6028/jres.077b.006
Subject(s) - eigenvalues and eigenvectors , mathematics , pure mathematics , physics , combinatorics , quantum mechanics