題組內容

20% 4. Find a Jordan canonical form for A from the given data.

(1) Suppose that i4 is an 8 x 8 matrix, A - I has nullity 2,(A - I)2 has nullity 4, (A- I)k has nullity 5 for ≥ 3, and (A + 2)j has nullity 3 for j ≥ 1.