March 2009 Archives | Musings

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Austin Weather^#

Friday Night

Low: 53°F
PoP: 50%

Saturday

Chance Rain Showers
High: 40°F
PoP: 20%

Saturday Night

Mostly Clear
Low: 40°F
PoP: 0%

Sunday

Sunny
High: 52°F
PoP: 0%

Currently:

Fog, 56.0°F (13.3°C)
(Doppler Radar)

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

JHEP3
- Oct 6, 2009
- Griping about the JHEP article class.
Cancellations
- Jul 28, 2007
- More on N=8 supergravity.
Poke a Stick in it
- Nov 21, 2004
- Politics? No thanks. Let’s talk XHTML MIME types.
Action-Angle Variables
- May 12, 2015
- How to generalize the construction of action-angle variables to symplectic manifolds which are not cotagent bundles?
Scraping the Bottom of the Barrel
- May 28, 2003
- There’s much that I should be doing right now, but this was too funny to pass up. Those pesky “serious”…

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

Blogspam Update (9)
- nox android emulator
  - Feb 22, 2019 03:46
  - Thank you for the patch, its good to see this
- anisha
  - Feb 22, 2019 03:44
  - Got to know much more things from this article, thanks
- Jacques Distler
  - Jan 16, 2004 19:54
  - I got you into this mess, Jacob. I’ll get you out of it. :-)
- jacob
  - Jan 16, 2004 19:13
  - I’m quite grateful for the patch, Jacques!
- Jacques Distler
  - Jan 16, 2004 16:23
  - We recently added referrer checking to comments (but not trackbacks) as well, since it prevents forms from being submitted offsite ...

Unwired (2)
- CBSE SAMPLE PAPERS FOR CLASS 10
  - Feb 21, 2019 08:49
  - Also you can create a PDF File and keep it in your phone ( Android or Ios based device
- Ribblu
  - Feb 21, 2019 08:46
  - I guess best way to safeguard your notes is to keep digital copy on Google… That way you can access ...

Charming, Strange Exotic (1)
- XML Tutorials
  - Feb 21, 2019 04:26
  - Thanks for sharing your views, keep it up great work.

Action-Angle Variables (24)
- 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 ...
- Jacques Distler
  - Apr 14, 2018 12:12
  - It seems to me that your complaint, here, is purely a local one, and it is the thing that is ...
- Matthew Kvalheim
  - Apr 14, 2018 03:28
  - ω\omega is a fixed, known 2-form. I completely agree. Given ω\omega and the K iK_i, this defines a ...

MathML Update (1)
- Random Bloke
  - Apr 7, 2018 00:38
  - PW has a new post and he mentions you and an interaction with you in the past. Can you comment ...

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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)