All eigenvalues
Find all eigenvalues
Original matrix a of order n = 200
(0)
Reduce band back to tridiagonal whenever larger than 20
Current subproblem after reduction to tridiagonal form
(1)
Theoretical bandgrowth shown in red
Current subproblem after iteration #1 (band = 7)
(2)
Theoretical bandgrowth shown in red
Current subproblem after iteration #2 (band = 35)
(3)
Reduce band back to tridiagonal whenever larger than 20
Current subproblem after band reduction
(4)
Theoretical bandgrowth shown in red
Current subproblem after iteration #3 (band = 7)
(5)
Theoretical bandgrowth shown in red
Current subproblem after iteration #4 (band = 37)
(6)
Reduce band back to tridiagonal whenever larger than 20
Current subproblem after band reduction
(7)
Theoretical bandgrowth shown in red
Current subproblem after iteration #5 (band = 3)
(8)
Theoretical bandgrowth shown in red
After 9 iterations, current subproblem has converged
(9)
Find all eigenvalues
Matrix A after divide #1 (subproblems of order 96 and 104)
(10)
Find all eigenvalues
Matrix A after divide #2 (subproblems of order 53 and 51)
(11)
Find all eigenvalues
Matrix A after divide #3 (subproblems of order 28 and 23)
(12)
Find all eigenvalues
Matrix A after divide #4 (subproblems of order 12 and 11)
(13)
Find all eigenvalues
Matrix A after divide #5 (subproblems of order 4 and 7)
(14)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #6 (subproblem of order 7)
(15)
Find all eigenvalues
Matrix A after divide #7 (subproblems of order 48 and 48)
(16)
Find all eigenvalues
Matrix A after divide #8 (subproblems of order 26 and 22)
(17)
Find all eigenvalues
Matrix A after divide #9 (subproblems of order 13 and 13)
(18)
Find all eigenvalues
Matrix A after divide #10 (subproblems of order 6 and 7)
(19)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #11 (subproblem of order 6)
(20)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #12 (subproblem of order 7)
(21)
Find all eigenvalues
Matrix A after divide #13 (subproblems of order 7 and 6)
(22)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #14 (subproblem of order 7)
(23)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #15 (subproblem of order 6)
(24)
Find all eigenvalues
Matrix A after divide #16 (subproblems of order 11 and 11)
(25)
Find all eigenvalues
Matrix A after divide #17 (subproblems of order 5 and 6)
(26)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #18 (subproblem of order 5)
(27)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #19 (subproblem of order 6)
(28)
Find all eigenvalues
Matrix A after divide #20 (subproblems of order 6 and 5)
(29)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #21 (subproblem of order 6)
(30)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #22 (subproblem of order 5)
(31)
Find all eigenvalues
Matrix A after divide #23 (subproblems of order 23 and 25)
(32)
Find all eigenvalues
Matrix A after divide #24 (subproblems of order 12 and 11)
(33)
Find all eigenvalues
Matrix A after divide #25 (subproblems of order 5 and 7)
(34)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #26 (subproblem of order 5)
(35)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #27 (subproblem of order 7)
(36)
Find all eigenvalues
Matrix A after divide #28 (subproblems of order 6 and 5)
(37)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #29 (subproblem of order 6)
(38)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #30 (subproblem of order 5)
(39)
Find all eigenvalues
Matrix A after divide #31 (subproblems of order 13 and 12)
(40)
Find all eigenvalues
Matrix A after divide #32 (subproblems of order 6 and 7)
(41)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #33 (subproblem of order 6)
(42)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #34 (subproblem of order 7)
(43)
Find all eigenvalues
Matrix A after divide #35 (subproblems of order 7 and 5)
(44)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #36 (subproblem of order 7)
(45)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #37 (subproblem of order 5)
(46)
Find all eigenvalues
Matrix A after divide #38 (subproblems of order 25 and 28)
(47)
Find all eigenvalues
Matrix A after divide #39 (subproblems of order 13 and 15)
(48)
Find all eigenvalues
Matrix A after divide #40 (subproblems of order 7 and 8)
(49)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #41 (subproblem of order 8)
(50)
Find all eigenvalues
Matrix A after divide #42 (subproblems of order 12 and 13)
(51)
Find all eigenvalues
Matrix A after divide #43 (subproblems of order 7 and 6)
(52)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #44 (subproblem of order 6)
(53)
Find all eigenvalues
Matrix A after divide #45 (subproblems of order 7 and 5)
(54)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #46 (subproblem of order 5)
(55)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #47 (subproblem of order 7)
(56)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #48 (subproblem of order 7)
(57)
Find all eigenvalues
Matrix A after divide #49 (subproblems of order 8 and 5)
(58)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #50 (subproblem of order 5)
(59)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #51 (subproblem of order 8)
(60)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #52 (subproblem of order 7)
(61)
Find all eigenvalues
Matrix A after divide #53 (subproblems of order 13 and 15)
(62)
Find all eigenvalues
Matrix A after divide #54 (subproblems of order 7 and 8)
(63)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #55 (subproblem of order 8)
(64)
Find all eigenvalues
Matrix A after divide #56 (subproblems of order 6 and 7)
(65)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #57 (subproblem of order 7)
(66)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #58 (subproblem of order 6)
(67)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #59 (subproblem of order 7)
(68)
Find all eigenvalues
Matrix A after divide #60 (subproblems of order 6 and 6)
(69)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #61 (subproblem of order 6)
(70)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #62 (subproblem of order 6)
(71)
Subproblems smaller than 11 solved directly using LAPACK
Matrix A after divide #63 (subproblem of order 4)
(72)
All 200 eigenvalue(s) were found
Eigenvalues of A (order n = 200)
(73)