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| <div data-type="note" data-timestamp="0:11:05">
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| Denis just wanted to get me interested
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| </div>
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| <div data-type="resource" data-timestamp="0:11:05"> | | <div data-type="resource" 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 |
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| </div> | | </div> |
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| <div data-type="note" data-timestamp="0:11:10"> | | <div data-type="resource" data-timestamp="0:11:10"> |
| [[File:sheetsunx.gif||Curved Space-Time]] | | [[File:sheetsunx.gif||Curved Space-Time]] |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:11:13"> | | |
| I never he wanted me to change my
| | <div data-type="resource" data-timestamp="0:11:17"> |
| | physics |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:11:14"> | | |
| subject I learned an awful lot from
| | <div data-type="resource" data-timestamp="0:11:31"> |
| | https://upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Stephen_Hawking.StarChild.jpg/220px-Stephen_Hawking.StarChild.jpg |
| | |
| | [https://en.wikipedia.org/wiki/Stephen_Hawking Stephen Hawking] |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:11:17"> | | |
| Dennis about physics because Dennis sort
| | <div data-type="resource" data-timestamp="0:11:40"> |
| | https://upload.wikimedia.org/wikipedia/commons/thumb/5/50/Paul_Dirac%2C_1933.jpg/220px-Paul_Dirac%2C_1933.jpg |
| | |
| | [https://en.wikipedia.org/wiki/Paul_Dirac Paul Dirac] |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:11:20"> | | |
| of knew everything and everybody and he | | |
| | <div data-type="resource" data-timestamp="0:11:46"> |
| | Book: [https://www.amazon.com/Strangest-Man-Hidden-Dirac-Mystic/dp/0465022103 The Strangest Man: The Hidden Life of Paul Dirac, Mystic of the Atom] by [https://en.wikipedia.org/wiki/Graham_Farmelo Graham Farmelo] |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:11:23">
| | |
| had a real knack of getting if he
| | <div data-type="resource" data-timestamp="0:11:59"> |
| </div>
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| <div data-type="note" data-timestamp="0:11:27">
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| thought two people should meet each
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| </div>
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| <div data-type="note" data-timestamp="0:11:28">
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| other he got made sure they did meet
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| </div>
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| <div data-type="note" data-timestamp="0:11:31">
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| each other in one case it was Stephen
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| </div>
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| <div data-type="note" data-timestamp="0:11:34">
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| Hawking but Dennis was actually yeah
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| </div>
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| <div data-type="note" data-timestamp="0:11:40">
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| when you mentioned Dirac Dennis was
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| </div>
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| <div data-type="note" data-timestamp="0:11:41">
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| actually the last graduate with at the
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| </div>
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| <div data-type="note" data-timestamp="0:11:44">
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| time he was the only graduate student of
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| </div>
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| <div data-type="note" data-timestamp="0:11:46">
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| directs is that right yes then this was
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| </div>
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| <div data-type="note" data-timestamp="0:11:49">
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| Dirac was famously sort of difficult I
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| </div>
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| <div data-type="note" data-timestamp="0:11:53">
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| think that you know in recent years this
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| </div>
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| <div data-type="note" data-timestamp="0:11:56">
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| book came out of grammar mail of the
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| </div>
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| <div data-type="note" data-timestamp="0:11:57">
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| strangest man that puts directs
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| </div>
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| <div data-type="note" data-timestamp="0:11:59"> | |
| bizarreness he was difficult to get to | | bizarreness he was difficult to get to |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:12:04">
| | |
| know but there's a bit of an irony here
| | <div data-type="resource" data-timestamp="0:12:18"> |
| </div>
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| <div data-type="note" data-timestamp="0:12:06">
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| I mean certainly he was hard for
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| </div>
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| <div data-type="note" data-timestamp="0:12:10">
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| physicists and so on to get to know him
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| </div>
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| <div data-type="note" data-timestamp="0:12:13">
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| now there were two people and actually
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| </div>
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| <div data-type="note" data-timestamp="0:12:16">
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| maybe I could just say one thing to our
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| </div>
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| <div data-type="note" data-timestamp="0:12:17">
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| listeners yes
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| </div>
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| <div data-type="note" data-timestamp="0:12:18"> | |
| in my estimation if not yours Dirac | | in my estimation if not yours Dirac |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:12:22"> | | |
| | <div data-type="resource" data-timestamp="0:12:22"> |
| would be neck-and-neck with Einstein for | | would be neck-and-neck with Einstein for |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:12:24">
| | |
| the greatest of 20th century physicists
| | <div data-type="resource" data-timestamp="0:12:34"> |
| </div>
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| <div data-type="note" data-timestamp="0:12:27">
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| I think I wouldn't be far off that that
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| </div>
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| <div data-type="note" data-timestamp="0:12:30">
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| description for some reason his press
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| </div>
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| <div data-type="note" data-timestamp="0:12:32">
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| wasn't nearly as good maybe because of
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| </div>
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| <div data-type="note" data-timestamp="0:12:34"> | |
| his hair I don't know well he didn't | | his hair I don't know well he didn't |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:12:37">
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| talk much this is one of the problems no
| | <div data-type="resource" data-timestamp="0:12:42"> |
| </div>
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| <div data-type="note" data-timestamp="0:12:39">
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| I agree I think he was I mean you think
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| </div>
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| <div data-type="note" data-timestamp="0:12:42"> | |
| about all we quantum mechanics people | | about all we quantum mechanics people |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:12:45">
| | |
| who developed that amazing subject and
| | <div data-type="resource" data-timestamp="0:13:08"> |
| </div>
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| <div data-type="note" data-timestamp="0:12:47">
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| Dirac was really the one who put put it
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| </div>
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| <div data-type="note" data-timestamp="0:12:50">
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| all in order and so on well is is is and
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| </div>
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| <div data-type="note" data-timestamp="0:12:53">
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| this gets to a very odd issue which is
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| </div>
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| <div data-type="note" data-timestamp="0:12:55">
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| that you have wielded taste and beauty
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| </div>
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| <div data-type="note" data-timestamp="0:12:58">
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| as a weapon your entire life your
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| </div>
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| <div data-type="note" data-timestamp="0:13:00">
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| drawings are among the most compelling I
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| </div>
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| <div data-type="note" data-timestamp="0:13:04">
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| remember the first time what are one of
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| </div>
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| <div data-type="note" data-timestamp="0:13:06">
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| the things I've done using our friend
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| </div>
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| <div data-type="note" data-timestamp="0:13:08"> | |
| Joe Rogan's program is to push out | | Joe Rogan's program is to push out |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:13:11"> | | |
| | <div data-type="resource" data-timestamp="0:13:11"> |
| discussion of the hopf fibration because | | discussion of the hopf fibration because |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:13:13"> | | |
| | <div data-type="resource" data-timestamp="0:13:13"> |
| it's an it's the only non-trivial | | it's an it's the only non-trivial |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:13:15"> | | |
| | <div data-type="resource" data-timestamp="0:13:15"> |
| principal bundle that can be visual | | principal bundle that can be visual |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:13:17">
| | |
| scene and since the world seems to be
| | |
| </div>
| | <div data-type="resource" data-timestamp="0:13:32"> |
| <div data-type="note" data-timestamp="0:13:21">
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| about principle bundles it's a bit odd
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| </div>
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| <div data-type="note" data-timestamp="0:13:23">
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| that the general population doesn't know
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| </div>
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| <div data-type="note" data-timestamp="0:13:27">
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| that stuff of which we are yes well they
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| </div>
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| <div data-type="note" data-timestamp="0:13:29">
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| the hopf fibration or the Clifford
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| </div>
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| <div data-type="note" data-timestamp="0:13:32"> | |
| parallels was instrumental in the | | parallels was instrumental in the |
| </div> | | </div> |
| <div data-type="note" data-timestamp="0:13:36">
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| subject of Trista theory well but the
| | |
| </div>
| | <div data-type="resource" data-timestamp="0:13:58"> |
| <div data-type="note" data-timestamp="0:13:38">
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| first time I ever saw a diagram it was
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| </div>
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| <div data-type="note" data-timestamp="0:13:40">
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| somebody reproducing a diagram they had
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| </div>
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| <div data-type="note" data-timestamp="0:13:42">
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| seen of yours and so the way in which
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| </div>
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| <div data-type="note" data-timestamp="0:13:44">
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| you have used art and sketches yeah it
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| </div>
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| <div data-type="note" data-timestamp="0:13:49">
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| was drawn by hand largely I mean they
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| </div>
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| <div data-type="note" data-timestamp="0:13:51">
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| were adding some circles involved which
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| </div>
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| <div data-type="note" data-timestamp="0:13:53">
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| I use a compass for but basically I
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| </div>
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| <div data-type="note" data-timestamp="0:13:55">
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| draped my hand there were two versions
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| </div>
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| <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">
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| thread you die first one was had more
| | <div data-type="resource" data-timestamp="0:14:06"> |
| </div>
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| <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">
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| there's more simply in the second
| | <div data-type="resource" data-timestamp="0:14:10"> |
| </div>
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| <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">
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| versions the third version is in the
| | <div data-type="resource" data-timestamp="0:14:14"> |
| </div>
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| <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">
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| best I think the second version perhaps
| | <div data-type="resource" data-timestamp="0:14:39"> |
| </div>
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| <div data-type="note" data-timestamp="0:14:21">
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| is the best so so Dirac getting back to
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| </div>
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| <div data-type="note" data-timestamp="0:14:25">
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| it had this elegance of mind yeah it was
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| </div>
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| <div data-type="note" data-timestamp="0:14:28">
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| unrelenting yes and he famously brought
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| </div>
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| <div data-type="note" data-timestamp="0:14:33">
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| in these bizarre objects with which some
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| </div>
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| <div data-type="note" data-timestamp="0:14:37">
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| of us are obsessed others of us don't
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| </div>
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| <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">
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| which is sort of her a prerequisite to
| | <div data-type="resource" data-timestamp="0:14:43"> |
| </div>
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| <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">
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| popularized well I I went to the UC
| | <div data-type="resource" data-timestamp="0:14:54"> |
| </div>
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| <div data-type="note" data-timestamp="0:14:51">
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| Dirac gave a course of lectures in
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| </div>
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| <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">
| | |
| was sort of basic quantum mechanics and
| | <div data-type="resource" data-timestamp="0:14:59"> |
| </div>
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| <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="resource" 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">
| | |
| interesting story about that which I
| | <div data-type="resource" data-timestamp="0:15:43"> |
| </div>
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| <div data-type="note" data-timestamp="0:15:08">
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| don't know the answer to in the second
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| </div>
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| <div data-type="note" data-timestamp="0:15:11">
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| course he deviated from his normal
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| </div>
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| <div data-type="note" data-timestamp="0:15:15">
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| course of lectures now I understood when
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| </div>
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| <div data-type="note" data-timestamp="0:15:19">
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| I talked to Graham family who wrote this
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| </div>
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| <div data-type="note" data-timestamp="0:15:22">
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| biography of Dirac I understood from
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| </div>
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| <div data-type="note" data-timestamp="0:15:26">
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| grand family that when I described that
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| </div>
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| <div data-type="note" data-timestamp="0:15:30">
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| the
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| </div>
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| <div data-type="note" data-timestamp="0:15:31">
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| deviated from his normal course to give
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| </div>
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| <div data-type="note" data-timestamp="0:15:34">
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| two or three lectures on two component
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| </div>
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| <div data-type="note" data-timestamp="0:15:37">
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| spinners which for me were absolutely
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| </div>
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| <div data-type="note" data-timestamp="0:15:40">
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| what I needed you see I'd learned from
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| </div>
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| <div data-type="note" data-timestamp="0:15:43"> | |
| my work on algebraic geometry we changed | | my work on algebraic geometry we changed |
| </div>
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| <div data-type="note" data-timestamp="0:15:46">
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| that by trying to understand tensor
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| </div>
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| <div data-type="note" data-timestamp="0:15:48">
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| systems as abstract systems and things
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| </div>
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| <div data-type="note" data-timestamp="0:15:52">
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| which you can't represent in terms of
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| </div>
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| <div data-type="note" data-timestamp="0:15:53">
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| compare should just say that in terms of
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| </div>
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| <div data-type="note" data-timestamp="0:15:55">
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| these two components spin as you're
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| </div>
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| <div data-type="note" data-timestamp="0:15:56">
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| talking about for the lay audience all
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| </div>
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| <div data-type="note" data-timestamp="0:16:00">
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| of the matter that they think about
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| </div> | | </div> |