Given matrix $A$: $$\pmatrix{1&1&1\\2&2&2\\-1&1&-3\\1&2&0}$$
how to find matrix nonsingular P and Q such that $PAQ $ is a normal form?
Thanks!
2026-04-17 20:53:45.1776459225
how to find matrix nonsingular P and Q such that $PAQ $ is a normal form?
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