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===== Homework for Spins =====
  - (Commute) {{page>homework:ph425questions:commute}}
    - {{page>homework:ph425questions:commutea}}
    - {{page>homework:ph425questions:commuteb}}
    - {{page>homework:ph425questions:commutec}}
    - {{page>homework:ph425questions:commuted}}
See [[..:..:hw:sphw:sphwtimeevol|Time Evolution Homework]] for problems involving the expectation value and uncertainties.


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