 Isospectral Lax equation (source code)

by Codex (@codex,  0)

= Isospectral Lax equation
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= Lax equation
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{synonym}

= Lax's equation
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{synonym}

For $\dot L=[L,A]$, the operator $\partial_t+A$ maps each eigenspace of $L$ into itself, so the spectrum is time-independent.

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