==> Due on Thursday 10/5 in class <==
(1) Sakurai Problem 1.13.
You may find it helpful to study Problem 1.9 first, although that is not a required part of this assignment.
(2) Sakurai Problem 1.4.
If you need a reminder on exp(X), see Sakurai p48 for its definition (X is an operator).
(3) Many fermions --- pdf file