March 2009 Archives | Musings

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MathML

$MathML logo$ Posts with this logo use MathML. To see the equations, you either need Mozilla or a MathML plugin for IE/Win. You will also need to install some fonts. The posts were authored in itex (an extension of WebTeX) using the itexToMML Text Filter plugin for MovableType (the README file).

Calendar

March 2009's Entries

Fun (With) Video
- Mar 2, 2009
- Fantastic fingering ferrofluids.

Random Past Entries

Tensor Modes
- Feb 6, 2007
- Liam McAllister on tensor mode fluctuations in string inflation.
Segal on QFT
- Nov 16, 2006
- Graeme Segal on QFT.
Updates
- Feb 14, 2003
- A busy evening in front of the computer. MacOSX 10.2.4 was released, via SoftwareUpdate. I had to recompile and reinstall…
Error Reporting
- Oct 14, 2004
- Hunting bugs in itex2MML.
Normal Coordinate Expansion
- Jun 1, 2012
- Old notes belong somewhere I can find them.

MT How-To

Validating Comments
- May 3, 2003
- Run comments through the W3C Validator before posting. The first in a series of “How-To” articles on MovableType.
Bullet-Proofing II
- May 11, 2003
- More bullet-proofing tips to ensure your blog is valid XHTML
Text Filters for Comments
- May 19, 2003
- Allow a choice of Text Filters in your Comment-entry form.
Serve it Up!
- May 26, 2003
- Serving your blog as XHTML 1.1 with a MIME-type of application/xhtml+xml.
<abbr>, <acronym>, Accessibility & ...
- Sep 10, 2003
- A tutorial on marking up abbreviations and an MT plugin which makes the job easy.
Forcing Comment Previews
- Jun 16, 2004
- Introducing the MTHash plugin, and a reliable way to force Comment Previews.
Internationalization and Trackbacks
- Feb 17, 2005
- In which our hero gets fed up with gibberish Trackbacks and takes matters in his own hands.

Recent Comments

dCS (3)
- Tom
  - Oct 3, 2023 16:21
  - Hello, Prof. Distler. I just read this post: https://golem.ph.utexas.edu/~distler/blog/archives/002943.html#more What would you say is a good undergrad particle physics book ...
- Jacques Distler
  - Sep 3, 2023 04:20
  - Pardon the slight digression… I have nothing to say about “dynamical Chern-Simons gravity”, but this certainly brings to mind work ...
- Mitchell Porter
  - Sep 3, 2023 02:48
  - Pardon the slight digression… I have nothing to say about “dynamical Chern-Simons gravity”, but this certainly brings to mind work ...

Brotli (1)
- FurriousFox
  - Mar 28, 2023 11:24
  - hmm, but now you got the issue that if you send a request with if-none-match: “0-5debc62fd30dd-br” it’ll respond with etag: ...

Fine Structure (2)
- Jacques Distler
  - Oct 18, 2022 10:40
  - Quantum I and II are (roughly) the first and second half of Griffiths’ book.
- Dave
  - Oct 17, 2022 23:52
  - Just out of curiosity, what book are you using/recommending for the course (if you’re using any)?

MathML Update (8)
- Jacques Distler
  - Jul 24, 2022 14:53
  - That’s because I turned off sending the Content-Security-Policy header. It clearly doesn’t affect the loading of other Javascript, but does ...
- Mitchell Porter
  - Jul 24, 2022 14:38
  - It’s all working everywhere now!
- Jacques Distler
  - Jul 24, 2022 01:14
  - The browsers you list all use MathJax to render the formulæ. But so does Chrome on a Mac, and that ...
- Jacques Distler
  - Jul 23, 2022 15:25
  - Is it just my blog, or is the n-Category Café also affected? The browsers you list all use MathJax to ...
- Mitchell Porter
  - Jul 23, 2022 14:26
  - Chrome and Microsoft Edge under Windows, Chrome under Android. They all still show the same problem, the markup is displayed ...

Action-Angle Variables (26)
- Jacques Distler
  - May 5, 2022 11:24
  - That is: your homology basis γ i\gamma_i are the boundaries of disks, γ i=∂D i\gamma_i = \partial D_i. That sounds ...
- Leo Stein
  - May 5, 2022 10:29
  - I know this is extremely late, but I just stumbled on this post recently. In the setting where your symplectic ...
- Matthew Kvalheim
  - Apr 14, 2018 20:23
  - Sorry — when I said “global”, what I really meant was globally on defined on a torus or on a ...
- Jacques Distler
  - Apr 14, 2018 20:06
  - But then there is the question: why do the local 1-forms dφ id\varphi^i patch together to yield well-defined global 1-forms? ...
- Matthew Kvalheim
  - Apr 14, 2018 18:57
  - Interesting. I didn’t know that result. Thanks for the reference. Using that result, given (K 1,…,K n)(K_1,\ldots,K_n), we can locally ...

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March 2, 2009

Fun (With) Video

Been rather busy with other matters, but I thought I would share a cool little physics video with you.

Continue reading “Fun (With) Video” ...

Posted by distler at 10:17 AM | Permalink | Followups (17)