Difference between revisions of "20: Sir Roger Penrose - Plotting the Twist of Einstein’s Legacy"
20: Sir Roger Penrose - Plotting the Twist of Einstein’s Legacy (view source)
Revision as of 03:59, 14 March 2020
, 03:59, 14 March 2020→Experimental Markup for player
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== Experimental Markup for player == | == Experimental Markup for player == | ||
<div data-type="note" data-timestamp="0:11:05"> | <div data-type="note" data-timestamp="0:11:05"> | ||
Denis just wanted to get me interested | |||
</div> | </div> | ||
<div data-type="resources" data-timestamp="0:11:05"> | <div data-type="resources" data-timestamp="0:11:05"> | ||
https://upload.wikimedia.org/wikipedia/en/thumb/f/f9/Sciama2.jpg/200px-Sciama2.jpg | https://upload.wikimedia.org/wikipedia/en/thumb/f/f9/Sciama2.jpg/200px-Sciama2.jpg | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:11:10"> | <div data-type="note" data-timestamp="0:11:10"> | ||
do working in cosmology this was it | do working in cosmology this was it | ||
| Line 1,344: | Line 1,346: | ||
seen of yours and so the way in which | seen of yours and so the way in which | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:44 | <div data-type="note" data-timestamp="0:13:44"> | ||
you have used art and sketches yeah it | you have used art and sketches yeah it | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:49 | <div data-type="note" data-timestamp="0:13:49"> | ||
was drawn by hand largely I mean they | was drawn by hand largely I mean they | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:51 | <div data-type="note" data-timestamp="0:13:51"> | ||
were adding some circles involved which | were adding some circles involved which | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:53 | <div data-type="note" data-timestamp="0:13:53"> | ||
I use a compass for but basically I | I use a compass for but basically I | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:55 | <div data-type="note" data-timestamp="0:13:55"> | ||
draped my hand there were two versions | draped my hand there were two versions | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:13:58 | <div data-type="note" data-timestamp="0:13:58"> | ||
of it the first one was more I sort of | of it the first one was more I sort of | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:02 | <div data-type="note" data-timestamp="0:14:02"> | ||
thread you die first one was had more | thread you die first one was had more | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:06 | <div data-type="note" data-timestamp="0:14:06"> | ||
circles in it and I thought I draw | circles in it and I thought I draw | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:07 | <div data-type="note" data-timestamp="0:14:07"> | ||
there's more simply in the second | there's more simply in the second | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:10 | <div data-type="note" data-timestamp="0:14:10"> | ||
version but actually I had three | version but actually I had three | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:11 | <div data-type="note" data-timestamp="0:14:11"> | ||
versions the third version is in the | versions the third version is in the | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:14 | <div data-type="note" data-timestamp="0:14:14"> | ||
road to reality but I'm not sure it's | road to reality but I'm not sure it's | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:20 | <div data-type="note" data-timestamp="0:14:20"> | ||
best I think the second version perhaps | best I think the second version perhaps | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:21 | <div data-type="note" data-timestamp="0:14:21"> | ||
is the best so so Dirac getting back to | is the best so so Dirac getting back to | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:25 | <div data-type="note" data-timestamp="0:14:25"> | ||
it had this elegance of mind yeah it was | it had this elegance of mind yeah it was | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:28 | <div data-type="note" data-timestamp="0:14:28"> | ||
unrelenting yes and he famously brought | unrelenting yes and he famously brought | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:33 | <div data-type="note" data-timestamp="0:14:33"> | ||
in these bizarre objects with which some | in these bizarre objects with which some | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:37 | <div data-type="note" data-timestamp="0:14:37"> | ||
of us are obsessed others of us don't | of us are obsessed others of us don't | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:39 | <div data-type="note" data-timestamp="0:14:39"> | ||
understand the obsession called spinners | understand the obsession called spinners | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:41 | <div data-type="note" data-timestamp="0:14:41"> | ||
which is sort of her a prerequisite to | which is sort of her a prerequisite to | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:43 | <div data-type="note" data-timestamp="0:14:43"> | ||
getting to twister theory which you've | getting to twister theory which you've | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:45 | <div data-type="note" data-timestamp="0:14:45"> | ||
popularized well I I went to the UC | popularized well I I went to the UC | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:51 | <div data-type="note" data-timestamp="0:14:51"> | ||
Dirac gave a course of lectures in | Dirac gave a course of lectures in | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:54 | <div data-type="note" data-timestamp="0:14:54"> | ||
quantum mechanics and the first course | quantum mechanics and the first course | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:57 | <div data-type="note" data-timestamp="0:14:57"> | ||
was sort of basic quantum mechanics and | was sort of basic quantum mechanics and | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:14:59 | <div data-type="note" data-timestamp="0:14:59"> | ||
the second course was on quantum field | the second course was on quantum field | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:02 | <div data-type="note" data-timestamp="0:15:02"> | ||
theory but also spinners and there's an | theory but also spinners and there's an | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:06 | <div data-type="note" data-timestamp="0:15:06"> | ||
interesting story about that which I | interesting story about that which I | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:08 | <div data-type="note" data-timestamp="0:15:08"> | ||
don't know the answer to in the second | don't know the answer to in the second | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:11 | <div data-type="note" data-timestamp="0:15:11"> | ||
course he deviated from his normal | course he deviated from his normal | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:15 | <div data-type="note" data-timestamp="0:15:15"> | ||
course of lectures now I understood when | course of lectures now I understood when | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:19 | <div data-type="note" data-timestamp="0:15:19"> | ||
I talked to Graham family who wrote this | I talked to Graham family who wrote this | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:22 | <div data-type="note" data-timestamp="0:15:22"> | ||
biography of Dirac I understood from | biography of Dirac I understood from | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:26 | <div data-type="note" data-timestamp="0:15:26"> | ||
grand family that when I described that | grand family that when I described that | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:30 | <div data-type="note" data-timestamp="0:15:30"> | ||
the | the | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:31 | <div data-type="note" data-timestamp="0:15:31"> | ||
deviated from his normal course to give | deviated from his normal course to give | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:34 | <div data-type="note" data-timestamp="0:15:34"> | ||
two or three lectures on two component | two or three lectures on two component | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:37 | <div data-type="note" data-timestamp="0:15:37"> | ||
spinners which for me were absolutely | spinners which for me were absolutely | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:40 | <div data-type="note" data-timestamp="0:15:40"> | ||
what I needed you see I'd learned from | what I needed you see I'd learned from | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:43 | <div data-type="note" data-timestamp="0:15:43"> | ||
my work on algebraic geometry we changed | my work on algebraic geometry we changed | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:46 | <div data-type="note" data-timestamp="0:15:46"> | ||
that by trying to understand tensor | that by trying to understand tensor | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:48 | <div data-type="note" data-timestamp="0:15:48"> | ||
systems as abstract systems and things | systems as abstract systems and things | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:52 | <div data-type="note" data-timestamp="0:15:52"> | ||
which you can't represent in terms of | which you can't represent in terms of | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:53 | <div data-type="note" data-timestamp="0:15:53"> | ||
compare should just say that in terms of | compare should just say that in terms of | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:55 | <div data-type="note" data-timestamp="0:15:55"> | ||
these two components spin as you're | these two components spin as you're | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:15:56 | <div data-type="note" data-timestamp="0:15:56"> | ||
talking about for the lay audience all | talking about for the lay audience all | ||
</div> | </div> | ||
<div data-type="note" data-timestamp="0:16:00 | <div data-type="note" data-timestamp="0:16:00"> | ||
of the matter that they think about | of the matter that they think about | ||
</div> | </div> | ||