<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-block-type="vertical" data-request-token="05ad016484bd11ef87a312578eed8dbf" data-usage-id="block-v1:MITx+15.480x+3T2021+type@vertical+block@0907e39744a541b5812ff495c99fb724" data-init="VerticalStudentView" data-runtime-class="LmsRuntime" data-runtime-version="1" data-graded="False" data-course-id="course-v1:MITx+15.480x+3T2021">
<h2 class="hd hd-2 unit-title">Overview</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-block-type="video" data-request-token="05ad016484bd11ef87a312578eed8dbf" data-usage-id="block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317" data-init="XBlockToXModuleShim" data-runtime-class="LmsRuntime" data-runtime-version="1" data-graded="False" data-course-id="course-v1:MITx+15.480x+3T2021">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Overview</h3>
<div
id="video_55066a8fa9524b30a060bf925b69a317"
class="video closed"
data-metadata='{"savedVideoPosition": 0.0, "transcriptLanguage": "en", "ytTestTimeout": 1500, "lmsRootURL": "https://openlearninglibrary.mit.edu", "completionPercentage": 0.95, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+15.480x+3T2021/xblock/block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317/handler/transcript/available_translations", "saveStateUrl": "/courses/course-v1:MITx+15.480x+3T2021/xblock/block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317/handler/xmodule_handler/save_user_state", "prioritizeHls": false, "autoplay": false, "ytApiUrl": "https://www.youtube.com/iframe_api", "showCaptions": "true", "start": 0.0, "autoAdvance": false, "ytMetadataEndpoint": "", "publishCompletionUrl": "/courses/course-v1:MITx+15.480x+3T2021/xblock/block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317/handler/publish_completion", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/5d5d050d078d4a17bccc8180a677d694.png?x-amz-security-token=IQoJb3JpZ2luX2VjENf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLWVhc3QtMSJHMEUCIHobjpRkhBoW0rfMFnT9d6kHAdteUDcgQX9Rc4TvzPH3AiEAy4DQVriI9UJpkc8E%2F6T2wCrelCT47hynVeBPzRc5CGIqugUIMBADGgw4NTkyMDU2Mzc0MTEiDO5RiXvlcFEF3fOJ8iqXBXV%2BvfMsWnHBAwnpJw1%2B9f%2FuhinVAWalCHqYx52yRC9n7UXpl3B58tTMfezj2h2N%2BiuiA3sIjLgiyjGn1Xi0jjNhNS8rGDmTvBJMl9vNXudOH1wwPLDlb1XuQu7FD5REvtjpTyU9VjssLqgmg%2BsGi11Fx3NpnaDzIh8V8g4CdySWVBKopmipqcQxEg%2FX5A8tISInKJYcI6ei26CMI5%2BNkDfoa%2FS%2FzeTCaoTtO3OmpuSd0qqXTu8zMbrs1sqOAGTSJZujUXECS%2FYvMPorwTJTKm4n4mvhIzfQ8HHxZthFKiOIhM6FnOFUFAfVGsJyJb6qiDTP0e%2FrEAxY7bW6NCmfSKB8XkuCEYqnNR5MYqHJfxtVI48xG1t0BsEwhory42r4PmuFvqL5Nn2Q%2BOz4R5m7%2BT9Kw8n%2F5D761CEQsk2C9L8E%2Fi5ugQ56bEWn%2BafRn5WjmghHy8L%2F1QF1t%2F7UtG5HH6u6fZpSv%2FBBYQtkAhoEERLbDfzK4VUn7Ba72njlAsNGmYU0SBgfTUSFsEwPYVq%2F%2BQDhjfPeHSfsHskasE0IsQ%2BtdztkuYkZ7GgF68ZbHlM2Ao7BhynQGhAGAF%2BUdJf%2BY1SmCmntLx7lQnJyb3Hoh%2FeVJ7NHlXzvVrXO09ZlIgsodSC3uJeMII1I%2FZkvDz4qwMJcDi%2FUV00dNKcMs7n4QPSmu1eiC8ZUH8GZ7TLQA3iNNXkZXSS5%2Fk406oDLO7W596hIaivZcwz6pcVIAomocLIpUBlTldYfM9fjRWJqSg%2B1ZfDsoHzGLNk6Eeqez8AykYgvDx%2BJitn%2BGa0kopdNWAzj8Om49pYEqpvHh84p9Q%2FbGpGeE8Q3vh01VmnMqMhDqTqCGugA9yvzxOHqaOeR8wF515opWVTrgzDE5o%2B4BjqxAYakJlyVZ1PwYtAsn%2B%2Bjng9i6yP8iewFMGwmZKaVMxgeUL2PDpoUROWSfMEX68qXLgkytZIJpv46iGxiyYxpi67MF32DUQ2kGeX8WCvBK6M%2FRaeaAK0YVlmkNPJyXteBeXNOPdpED%2FLnMPW80nFm5pfY1jdG5Lp%2FYc6EoAt0J6HXfwyBUkCu2Hw4eiA2i3xiNX1Ol3KU88J9wKSZG16WXVJRKS7P23fb83B24zu3Wuly9g%3D%3D&AWSAccessKeyId=ASIA4QDFFSURUMFICWXJ&Expires=1728313585&Signature=AlSBx8OH8F8ZX6h3uQl47HoXCDs%3D", "autohideHtml5": false, "sources": ["https://d2f1egay8yehza.cloudfront.net/MITx15.480x-V000600/MITx15.480x-V000600.m3u8", "https://d2f1egay8yehza.cloudfront.net/MITx15.480x-V000600_DTH.mp4"], "recordedYoutubeIsAvailable": true, "completionEnabled": false, "streams": "", "saveStateEnabled": false, "end": 0.0, "transcriptLanguages": {"en": "English"}, "generalSpeed": 1.0, "captionDataDir": null, "duration": 59.61, "speed": null, "transcriptTranslationUrl": "/courses/course-v1:MITx+15.480x+3T2021/xblock/block-v1:MITx+15.480x+3T2021+type@video+block@55066a8fa9524b30a060bf925b69a317/handler/transcript/translation/__lang__"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="55066a8fa9524b30a060bf925b69a317"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-block-type="vertical" data-request-token="05ad016484bd11ef87a312578eed8dbf" data-usage-id="block-v1:MITx+15.480x+3T2021+type@vertical+block@1883af0a46d04cf3be92a558c6bce934" data-init="VerticalStudentView" data-runtime-class="LmsRuntime" data-runtime-version="1" data-graded="False" data-course-id="course-v1:MITx+15.480x+3T2021">
<h2 class="hd hd-2 unit-title">Handouts</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+15.480x+3T2021+type@html+block@98a512fca64c45efbf73fcc5eb3aa701">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-block-type="html" data-request-token="05ad016484bd11ef87a312578eed8dbf" data-usage-id="block-v1:MITx+15.480x+3T2021+type@html+block@98a512fca64c45efbf73fcc5eb3aa701" data-init="XBlockToXModuleShim" data-runtime-class="LmsRuntime" data-runtime-version="1" data-graded="False" data-course-id="course-v1:MITx+15.480x+3T2021">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<h3>Lecture slides for Unit 1a are available here:</h3>
<h3>- <a href="/assets/courseware/v1/1fae430f799d2b92ab535b819b9bc8ba/asset-v1:MITx+15.480x+3T2021+type@asset+block/Unit_1a.pdf" target="_blank">Unit 1a</a>.</h3>
</div>
</div>
</div>
</div>
© All Rights Reserved