12-240/Classnotes for Tuesday October 2
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The "vitamins" slide we viewed today is here.
Today, the professor introduces more about subspace, linear combination, and related subjects.
Subspace
Remind about the theorem of subspace: a subset W ⊂ V is a subspace iff is is closed under the operations of V
Proof: First direction:
Class Notes
- 12-240-Oct-2-Page-1
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- 12-240-Oct-2-Page-2
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- 12-240-Oct-2-Page-3
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- 12-240-Oct-2-Page-4
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- 12-240-Oct-2-Page-5
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