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Difference between revisions of "20: Sir Roger Penrose - Plotting the Twist of Einstein’s Legacy"
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20: Sir Roger Penrose - Plotting the Twist of Einstein’s Legacy (view source)
Revision as of 18:43, 1 March 2020
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== Resources == | == Resources == | ||
<div data-timestamp="00:14:00-00:15:00"> | <div data-type="resource" data-timestamp="00:14:00-00:15:00"> | ||
[[File:Penrose-Rindler-Clifford-parallels.jpg|thumb|Clifford parallels]] | [[File:Penrose-Rindler-Clifford-parallels.jpg|thumb|Clifford parallels]] | ||
</div> | </div> | ||
<div data-timestamp="00:38:00-00:39:00"> | <div data-type="resource" data-timestamp="00:38:00-00:39:00"> | ||
[[File:Ascending and Descending.jpg|thumb|Ascending and Descending, by M. C. Escher. Lithograph, 1960.]] | [[File:Ascending and Descending.jpg|thumb|Ascending and Descending, by M. C. Escher. Lithograph, 1960.]] | ||
</div> | </div> | ||
== Notes == | == Notes == | ||
<div data-timestamp="00:14:00-00:15:00"> | <div data-type="note" data-timestamp="00:14:00-00:15:00"> | ||
There were three versions. The third version is in The Road to Reality. He thinks the second version is probably the best. | There were three versions. The third version is in The Road to Reality. He thinks the second version is probably the best. | ||
</div> | </div> | ||
<div data-timestamp="00:38:00-00:39:00"> | <div data-type="note" data-timestamp="00:38:00-00:39:00"> | ||
MC ESCHER - Ascending and Descending (The Penrose Stairs) | MC ESCHER - Ascending and Descending (The Penrose Stairs) | ||
</div> | </div> | ||