https://centre.santafe.edu/complextime/w/index.php?title=A_Stab_at_Time/Time:_history_of_thinking_about_time,_CPT_time,_matter_and_anti-matter,_mirroring&feed=atom&action=historyA Stab at Time/Time: history of thinking about time, CPT time, matter and anti-matter, mirroring - Revision history2024-03-29T07:48:30ZRevision history for this page on the wikiMediaWiki 1.35.6https://centre.santafe.edu/complextime/w/index.php?title=A_Stab_at_Time/Time:_history_of_thinking_about_time,_CPT_time,_matter_and_anti-matter,_mirroring&diff=5317&oldid=prevWikiworks at 20:52, December 4, 20192019-12-04T20:52:19Z<p></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|End time=September 16, 2019 03:00:00 PM</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|End time=September 16, 2019 03:00:00 PM</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>|Is presentation=<del class="diffchange diffchange-inline">No</del></div></td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>|Is presentation=<ins class="diffchange diffchange-inline">Yes</ins></div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Pre-meeting notes=John’s presentation at the “stab at time” workshop began with a review of the history of concepts of time. Shifting perspectives, from the Greek philosophers, to Newton and Leibniz’s mechanics, to Clausius and Boltzmann’s thermodynamics, to Einstein’s relativity, to high energy physics and modern cosmology, were described. The nature of the fundamental symmetries of nature, as reflected in the CPT theorem, were discussed, along with the observed breakdown of P (mirror symmetry) and T (time reversal symmetry) in weak interactions. While the history of physics is generally characterized by the trend toward discovery of the underlying simplicity on the other side of complexity, and of the unity across seemingly distinct domains, the concept of time has arguably resisted this trend. The more we look at time, the more complex it gets. </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Pre-meeting notes=John’s presentation at the “stab at time” workshop began with a review of the history of concepts of time. Shifting perspectives, from the Greek philosophers, to Newton and Leibniz’s mechanics, to Clausius and Boltzmann’s thermodynamics, to Einstein’s relativity, to high energy physics and modern cosmology, were described. The nature of the fundamental symmetries of nature, as reflected in the CPT theorem, were discussed, along with the observed breakdown of P (mirror symmetry) and T (time reversal symmetry) in weak interactions. While the history of physics is generally characterized by the trend toward discovery of the underlying simplicity on the other side of complexity, and of the unity across seemingly distinct domains, the concept of time has arguably resisted this trend. The more we look at time, the more complex it gets. </div></td></tr>
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</table>Wikiworkshttps://centre.santafe.edu/complextime/w/index.php?title=A_Stab_at_Time/Time:_history_of_thinking_about_time,_CPT_time,_matter_and_anti-matter,_mirroring&diff=4918&oldid=prevAmyPChen at 19:19, September 17, 20192019-09-17T19:19:12Z<p></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Is presentation=No</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Is presentation=No</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>|<del class="diffchange diffchange-inline">Description</del>=John’s presentation at the “stab at time” workshop began with a review of the history of concepts of time. Shifting perspectives, from the Greek philosophers, to Newton and Leibniz’s mechanics, to Clausius and Boltzmann’s thermodynamics, to Einstein’s relativity, to high energy physics and modern cosmology, were described. The nature of the fundamental symmetries of nature, as reflected in the CPT theorem, were discussed, along with the observed breakdown of P (mirror symmetry) and T (time reversal symmetry) in weak interactions. While the history of physics is generally characterized by the trend toward discovery of the underlying simplicity on the other side of complexity, and of the unity across seemingly distinct domains, the concept of time has arguably resisted this trend. The more we look at time, the more complex it gets.<del class="diffchange diffchange-inline"> </del></div></td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>|<ins class="diffchange diffchange-inline">Pre-meeting notes</ins>=John’s presentation at the “stab at time” workshop began with a review of the history of concepts of time. Shifting perspectives, from the Greek philosophers, to Newton and Leibniz’s mechanics, to Clausius and Boltzmann’s thermodynamics, to Einstein’s relativity, to high energy physics and modern cosmology, were described. The nature of the fundamental symmetries of nature, as reflected in the CPT theorem, were discussed, along with the observed breakdown of P (mirror symmetry) and T (time reversal symmetry) in weak interactions. While the history of physics is generally characterized by the trend toward discovery of the underlying simplicity on the other side of complexity, and of the unity across seemingly distinct domains, the concept of time has arguably resisted this trend. The more we look at time, the more complex it gets. </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The probabilistic underpinning of the thermodynamic arrow of time, and the complete compatibility of the second law with the existence of life were discussed, along with speculations and deep puzzles about the connection between microscopic blurring and the awareness of time. The presentation ended with a brief discussion of cultural time, the notion of “time binding” as passage onward to new generations of insights from previous generations, and the inadequacy of this process in the anthropocene where modern global-scale threats to civilization lack historical precedents. John concluded that time is not on humanity’s side. </div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The probabilistic underpinning of the thermodynamic arrow of time, and the complete compatibility of the second law with the existence of life were discussed, along with speculations and deep puzzles about the connection between microscopic blurring and the awareness of time. The presentation ended with a brief discussion of cultural time, the notion of “time binding” as passage onward to new generations of insights from previous generations, and the inadequacy of this process in the anthropocene where modern global-scale threats to civilization lack historical precedents. John concluded that time is not on humanity’s side. </div></td></tr>
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</table>AmyPChenhttps://centre.santafe.edu/complextime/w/index.php?title=A_Stab_at_Time/Time:_history_of_thinking_about_time,_CPT_time,_matter_and_anti-matter,_mirroring&diff=4916&oldid=prevAmyPChen at 19:08, September 17, 20192019-09-17T19:08:31Z<p></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>|Presenter=JohnHarte</div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|Description=John’s presentation at the “stab at time” workshop began with a review of the history of concepts of time. Shifting perspectives, from the Greek philosophers, to Newton and Leibniz’s mechanics, to Clausius and Boltzmann’s thermodynamics, to Einstein’s relativity, to high energy physics and modern cosmology, were described. The nature of the fundamental symmetries of nature, as reflected in the CPT theorem, were discussed, along with the observed breakdown of P (mirror symmetry) and T (time reversal symmetry) in weak interactions. While the history of physics is generally characterized by the trend toward discovery of the underlying simplicity on the other side of complexity, and of the unity across seemingly distinct domains, the concept of time has arguably resisted this trend. The more we look at time, the more complex it gets. </ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">The probabilistic underpinning of the thermodynamic arrow of time, and the complete compatibility of the second law with the existence of life were discussed, along with speculations and deep puzzles about the connection between microscopic blurring and the awareness of time. The presentation ended with a brief discussion of cultural time, the notion of “time binding” as passage onward to new generations of insights from previous generations, and the inadequacy of this process in the anthropocene where modern global-scale threats to civilization lack historical precedents. John concluded that time is not on humanity’s side. </ins></div></td></tr>
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</table>AmyPChenhttps://centre.santafe.edu/complextime/w/index.php?title=A_Stab_at_Time/Time:_history_of_thinking_about_time,_CPT_time,_matter_and_anti-matter,_mirroring&diff=4820&oldid=prevAmyPChen: Created page with "{{Agenda item |Start time=September 16, 2019 01:30:00 PM |End time=September 16, 2019 03:00:00 PM |Is presentation=No |Presenter=JohnHarte }}"2019-09-05T17:16:13Z<p>Created page with "{{Agenda item |Start time=September 16, 2019 01:30:00 PM |End time=September 16, 2019 03:00:00 PM |Is presentation=No |Presenter=JohnHarte }}"</p>
<p><b>New page</b></p><div>{{Agenda item<br />
|Start time=September 16, 2019 01:30:00 PM<br />
|End time=September 16, 2019 03:00:00 PM<br />
|Is presentation=No<br />
|Presenter=JohnHarte<br />
}}</div>AmyPChen