eigenvalue eigenvalue of a matrix eigenvalue of a square matrix characteristic root of a square matrix
eigenvalue%1:09:00:: eigenvalue_of_a_matrix%1:09:00:: eigenvalue_of_a_square_matrix%1:09:00:: characteristic_root_of_a_square_matrix%1:09:00::
(mathematics) any number such that a given square matrix minus that number times the identity matrix has a zero determinant