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<h2 class="hd hd-2 unit-title">Overview</h2>
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<h3 class="hd hd-2">Overview</h3>
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<h2 class="hd hd-2 unit-title">Handouts</h2>
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<h3>Lecture slides for Unit 2a are available here:</h3>
<h3>- <a href="/assets/courseware/v1/b6c257110b447f54fffdc2f731731c9a/asset-v1:MITx+15.480x+3T2021+type@asset+block/Unit_2a_-_Part_1.pdf" target="_blank">Unit 2a, Part 1</a>.</h3>
<h3>- <a href="/assets/courseware/v1/e660bb9e09cbe4e93b0cebe900dfba15/asset-v1:MITx+15.480x+3T2021+type@asset+block/Unit_2a_-_Part_2.pdf" target="_blank">Unit 2a, Part 2</a>.</h3>
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