Definitions
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 noun mathematics A
function such that, for a givenlinear operator , for somescalar (called aneigenvalue ).
Etymologies
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Examples

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

\Phi+\bar {\Phi} is an eigenfunction belonging to '' E '', which means that the wave function may be chosen real.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

The exception being the case that is an eigenfunction belonging to E, which means that the wave function may be chosen real.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.

\Phi+\bar {\Phi} is an eigenfunction belonging to '' E '', which means that the wave function may be chosen real.

The Copenhagen interpretation of QM says that the wavefunction should "collapse" (revert to a single eigenfunction) everywhere simultaneously when an observation is made.
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