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  <title>The Mandelbear&apos;s Musings</title>
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  <lastBuildDate>Sun, 26 Apr 2020 22:56:38 GMT</lastBuildDate>
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  <guid isPermaLink='true'>https://mdlbear.dreamwidth.org/1718040.html</guid>
  <pubDate>Sun, 26 Apr 2020 22:56:38 GMT</pubDate>
  <title>Done Since 2020-04-19</title>
  <link>https://mdlbear.dreamwidth.org/1718040.html</link>
  <description>&lt;p&gt; Not too bad a week, I guess.  Anxiety and depression, mostly about US
    politics.  The plague doesn&apos;t worry me nearly as much -- I can &lt;em&gt;do&lt;/em&gt;
    something about it.

&lt;p&gt; I&apos;m sitting here on Whidbey Island, but I&apos;m virtually at FK-No and the
    Filk Hall of Fame inductions.  The new inductees are Juliana McCorrison,
    Rob Wynne, and Blind Lemming Chiffon.  It was followed by an unexpected
    chance for the earlier inductees to sing one song.  I sang &quot;&lt;a href=&quot;https://mdlbear.dreamwidth.org/1649658.html&quot;&gt;Ship of Stone&lt;/a&gt;&quot;.
    (It was between that and &quot;The River&quot;; I realized later that &quot;Stuff that
    Dreams are Made Of&quot; would also have been very appropriate.)  So this is
    kind of a s4s post too.

&lt;p&gt; Zoom has its problems, but it&apos;s a hell of a lot better than &lt;em&gt;not going
    to a filk con&lt;/em&gt;.  I&apos;ll take it.

&lt;p&gt; One &lt;em&gt;dis&lt;/em&gt;advantage of zoom is that it seems extraordinarily
    difficult for me to compose a post while listening to filk.  This may be
    due in part to the fact that there aren&apos;t any breaks.  I&apos;ll take it
    anyway.

&lt;p&gt; Somewhere on the borderland between computer science and music, there was
    &lt;a href=&quot;https://www.quantamagazine.org/computer-scientist-donald-knuth-cant-stop-telling-stories-20200416/&quot;&gt;an article in Quanta about Donald Knuth&lt;/a&gt;.  Including a link to his &lt;a href=&quot;https://www-cs-faculty.stanford.edu/~knuth/fant.html&quot;&gt;Fantasia
    Apocalyptica&lt;/a&gt;, which is a massive organ piece based on the Book of
    Revelations; much of it derived from the numerology therein.  That went
    along with &lt;a href=&quot;https://arxiv.org/abs/2001.04383&quot;&gt;MIP*=RE&lt;/a&gt;, a
    proof that somehow &lt;a href=&quot;https://www.quantamagazine.org/landmark-computer-science-proof-cascades-through-physics-and-math-20200304/&quot;&gt;cascades through physics and math&lt;/a&gt;, by proving that the set of things
    computable using a quantum computer that takes advantage of entanglement
    is identical to the set of things that can be computed.  The fact that
    some things are &lt;em&gt;not&lt;/em&gt; computable (e.g. the &lt;a href=&quot;https://en.wikipedia.org/wiki/Halting_problem&quot;&gt;Halting Problem&lt;/a&gt;)
    turns out rather surprisingly to disprove some conjectures in both physics
    and math.

&lt;p&gt; Lots of links and a few quotes down in the notes.

&lt;p&gt;&lt;span class=&quot;cut-wrapper&quot;&gt;&lt;span style=&quot;display: none;&quot; id=&quot;span-cuttag___1&quot; class=&quot;cuttag&quot;&gt;&lt;/span&gt;&lt;b class=&quot;cut-open&quot;&gt;(&amp;nbsp;&lt;/b&gt;&lt;b class=&quot;cut-text&quot;&gt;&lt;a href=&quot;https://mdlbear.dreamwidth.org/1718040.html#cutid1&quot;&gt;Notes &amp; links, as usual&lt;/a&gt;&lt;/b&gt;&lt;b class=&quot;cut-close&quot;&gt;&amp;nbsp;)&lt;/b&gt;&lt;/span&gt;&lt;div style=&quot;display: none;&quot; id=&quot;div-cuttag___1&quot; aria-live=&quot;assertive&quot;&gt;&lt;/div&gt;&lt;/p&gt;&lt;/p&gt;&lt;/p&gt;&lt;/p&gt;&lt;/p&gt;&lt;/p&gt;&lt;/p&gt;&lt;br /&gt;&lt;br /&gt;&lt;img src=&quot;https://www.dreamwidth.org/tools/commentcount?user=mdlbear&amp;ditemid=1718040&quot; width=&quot;30&quot; height=&quot;12&quot; alt=&quot;comment count unavailable&quot; style=&quot;vertical-align: middle;&quot;/&gt; comments</description>
  <comments>https://mdlbear.dreamwidth.org/1718040.html</comments>
  <category>s4s</category>
  <category>fk-no</category>
  <category>links</category>
  <category>2020</category>
  <category>done</category>
  <lj:music>FK-No this weekend</lj:music>
  <lj:mood>disordered</lj:mood>
  <lj:security>public</lj:security>
  <lj:reply-count>11</lj:reply-count>
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