Open AccessGershgorin and Rayleigh Bounds on the Eigenvalues of the Finite-Element Global Matrices via Optimal Similarity Transformations
Author(s) -
Isaac Fried,
Roberto Riganti,
Yu Chen
Publication year - 2020
Publication title -
applied mathematics
Language(s) - English
Resource type - Journals
eISSN - 2152-7393
pISSN - 2152-7385
DOI - 10.4236/am.2020.119060
Subject(s) - eigenvalues and eigenvectors , mathematics , stiffness matrix , finite element method , matrix (chemical analysis) , matrix similarity , modal matrix , diagonalizable matrix , block matrix , diagonal matrix , symmetric matrix , diagonal , mathematical analysis , partial differential equation , physics , geometry , materials science , quantum mechanics , composite material , thermodynamics