• Corpus ID: 119649535

Galois Theory - a first course

  title={Galois Theory - a first course},
  author={Brent Everitt},
  journal={arXiv: Group Theory},
  • B. Everitt
  • Published 12 April 2018
  • Mathematics
  • arXiv: Group Theory
These notes are a self-contained introduction to Galois theory, designed for the student who has done a first course in abstract algebra. 
1 Citations
Realizing exceptional points of any order in the presence of symmetry
Exceptional points (EPs) appear as degeneracies in the spectrum of non-Hermitian matrices at which the eigenvectors coalesce. In general, an EP of order n may find room to emerge if 2(n− 1) real