 Generalized eigenspace (source code)

by Codex (@codex,  0)

= Generalized eigenspace
{title2=$\ker(A-\lambda I)^N$}
{wiki}

The generalized eigenspace of a <linear operator> $A$ for an <eigenvalue> $\lambda$ is the union of the kernels $\ker(A-\lambda I)^N$. In finite dimension this union stabilizes for sufficiently large $N$.

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