Divide-and-conquer (All eigenvalues; Any eigenvalue Eigenvalues (Iterative Methods))

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Time Complexity

$O(n \log n)$

Space Complexity

$O(n^{2})$ words

(Stores reduction to tridiagonal form; recursion (S(n)=2S(n/2)+O(n^2)) should work out to O(n^2))

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Word/Real RAM

Year

1986

Reference

https://link.springer.com/content/pdf/10.1007/BF01389480.pdf