→Probability: Spelling, Grammar, and General Cleanup, typos fixed: For example → For example,
Line 69:
Line 69:
</math>
</math>
−
where <math>\hat{Q}</math> is the [[operator]] associated with the quantity <math>Q</math>. For example the position operator is simply <math>x</math>. The [[momentum (physics)|momentum]] operator is:
+
where <math>\hat{Q}</math> is the [[operator]] associated with the quantity <math>Q</math>. For example, the position operator is simply <math>x</math>. The [[momentum (physics)|momentum]] operator is: