Linear Algebra and Differential Equations

eMailbag

From: John Boller <boller@math.harvard.edu>
Subject: Homework update

Dear 21b students,

As we delve deeper and the material gets more
difficult, it seems appropriate that we slow
the pace just a little. Let us put
off problems 26 and 28 from Section 9.3 until
the future (probably due with Section 10.1).

---John

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