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Post AcdXeZQrX3RpTjgT1k by [email protected] |
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Post #Acb3FYfXqYpqvmmyDA by [email protected] |
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The headline screams"๐ฆ๐ถ๐ป๐ด๐๐น๐ฎ๐ฟ๐ถ๐๐ถ๐ฒ๐ … |
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Post #Acb3hkZz9r1FyjdDEG by [email protected] |
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If you want a slightly more precise yet non-technical statement of Penrose'… |
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Post #Acb5VUCoPQyld64WxM by [email protected] |
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Kerr's paper is here:https://arxiv.org/abs/2312.00841For a really clear ana… |
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Post #AcbAOCgVeYLr26JFtg by [email protected] |
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@johncarlosbaez I'd be interested to hear from some serious *mathematical* … |
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Post #Acd2W1LfH3D4sEhDEW by [email protected] |
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@johncarlosbaez It looks to me that what he's arguing against isn't the… |
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Post #Acd5yFCLfrgpnaUJiS by [email protected] |
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@RobJLow - Is he really claiming he's found a future-endless inextensible n… |
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Post #Acd7eLLNJblQyYLepE by [email protected] |
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@johncarlosbaez I think I was looking for an interpretation that gave real cont… |
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Post #AcdAHigAgjsEYEymzw by [email protected] |
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@RobJLow - yes, Kerr seems to be arguing that the extension is unphysical so it… |
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Post #AcdBx4h7qA9seqi28e by [email protected] |
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@johncarlosbaez I think the problem with 'it isn't physical' argume… |
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Post #AcdXHMdWwLYJ8JXlUO by [email protected] |
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@johncarlosbaez also, I don't think Kerr is doing himself any favours in po… |
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Post #AcdXHMi8fDErMbhRfk by [email protected] |
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@johncarlosbaez that said, the objection in the now-deleted comment was (in its… |
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Post #AcdXHMlgS24fXbMHCK by [email protected] |
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@highergeometer - thanks for letting me know about Kerr's now-deleted comme… |
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Post #AcdXeZQrX3RpTjgT1k by [email protected] |
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@highergeometer @johncarlosbaez Perhaps some of the saltiness in his deleted … |
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Post #AcdXeZV7HEqngvfreq by [email protected] |
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@zornslemmon - yes, there's quite clearly an emotional aspect to Kerr's… |
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Post #AcdXgE6tmHgBve8Ti4 by [email protected] |
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@johncarlosbaez Does this change the existence or behavior of the Event Horizon… |
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Post #AcdXgEB9WT5A8q7sLA by [email protected] |
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@resuna wrote: "Does this change the existence or behavior of the Event Ho… |
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Post #AcdYQby9P3YDFMA6Ma by [email protected] |
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@johncarlosbaez @highergeometer Shame, I was hoping he'd at least found an… |
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Post #AcfBJ12QP7tu3BURua by [email protected] |
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@johncarlosbaez "A "curvature singularity" is - very roughly - a… |
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Post #AcfMHazYrBjcTYfyim by [email protected] |
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@mc - maybe *my* scicomm just failed you a bit. Every known black hole solutio… |
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Post #Acfm57Ozdv9m2PHabo by [email protected] |
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@johncarlosbaez oh, whoops! I feel better then :) |
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Post #Ad0ms4WfCoVJctN72m by [email protected] |
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@johncarlosbaez Just to be clear. No one is disputing the existence of curvatu… |
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Post #Ad0qwEFXOWFol7bBtQ by [email protected] |
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@Diffgeometer1 - That question doesn't have a short answer - you should rea… |
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Post #Ad2OQzSluaVnWQ1bTE by [email protected] |
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@johncarlosbaez Thanks! I think the picture is getting clearer. So what Penros… |
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Post #Ad2izQabYr6ka8O4DA by [email protected] |
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@Diffgeometer1 - "So the geodesic canโt go on forever which means itโs… |
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Post #Ad2pSRMQN7vN63yJSS by [email protected] |
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@johncarlosbaez @Diffgeometer1 I found it particularly strange that he says in … |
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Post #Ad2sAa1zhEw0dbahSy by [email protected] |
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@RobJLow - did you read Kerr's paper? He seems to have a chip on his shoul… |
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Post #Ad2uFAy6VSEwGO5fpg by [email protected] |
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@johncarlosbaez @Diffgeometer1 I tried, but to be honest I found it really hard… |
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Post #Ad4KtOtAxfUYzEaQKW by [email protected] |
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@RobJLow - I found it amusing to read, but only because I'm fascinated by h… |
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Post #Ar15yLJuSoIoRlGdv6 by [email protected] |
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This is a strange thread. Kerr is correct in that worldlines need not end. |
