when we have a certain state ψ(t)(adsbygoogle = window.adsbygoogle || []).push({});

and it is acted on by an operator A of eigenstates a, b, c and eigen vectors la>, lb>, lc>

does it mean that after measuring A ( if the result was 'a'), the state lψ(t)> becomes in state la>?

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# Measurement of an operator

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