"momentum" in inglés with examples - Collocation dictionary inglés
- There is no self-adjoint momentum operator for a particle moving on a half-line.
- However, these terms do commute with the total angular momentum operator.
- In the quantum case we have the following definition for momentum operator:
- In this case the generator of rotations is the angular momentum operator.
- In other words, motion on the line is generated by the momentum operator.
- Then the angular momentum operator about axis is defined as:
- The momentum operator is an example of a differential operator.
- This momentum operator is in position space because the partial derivatives were taken with respect to the spatial variables.
- This is a commonly encountered form of the momentum operator, though not the most general one.
- The momentum operator is assumed to be completely classical.
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