April 2012 Archives | Musings

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MathML

$MathML logo$ Posts with this logo use MathML. The posts were authored in itex (an extension of WebTeX) using the itexToMML Text Filter plugin for MovableType (the README file).

Calendar

April 2012's Entries

Mrs. Adler Lies!
- Apr 7, 2012
- Such a sweet looking old lady…

Random Past Entries

SVG Redux
- May 2, 2007
- Announcing the SVGfix plugin.
Instiki 0.17
- Jun 20, 2009
- Just in time for Strings 2009
A Look Backwards
- Jan 22, 2003
- So I’ve been blogging for a little over 3 months now. Perhaps it’s time to reflect on the experience. All…
307
- May 25, 2007
- I need to get out more.
Tough Guy
- Jan 19, 2003
- It’s always good to have a niche. If you’re Mel Ulrich, that niche is “operatic baritone with shaved head, who…

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

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 ...

Entanglement for Laymen (12)
- Robert
  - Mar 19, 2022 10:07
  - I guess what I was trying to say was that when you allow hidden variables, entanglement can still look like ...
- Jacques Distler
  - Mar 18, 2022 04:01
  - Fair enough. I wasn’t trying to rule out hidden variable theories (which, if you are willing to entertain sufficiently baroque ...
- Robert
  - Mar 18, 2022 03:47
  - I guess, I am a bit late for the party, but haven’t been here for several years, sorry. In fact, ...
- Sidney
  - May 15, 2020 15:06
  - This example is very useful ! I still don’t fully grasp the distinction between what the filter does (absorbing photons) ...
- Jacques Distler
  - May 12, 2020 16:01
  - This criteria makes sense indeed, is it correct to interpret it as an “action at distance” ? No more than ...

Spinor Helicity Variables in QED (4)
- Jacques Distler
  - Jan 9, 2022 00:52
  - The first choice (which immediately eliminates half of the possible textbooks) is the choice of signature conventions. I learned QFT ...
- David
  - Jan 8, 2022 23:46
  - Yeah, that is what I meant. It seems like P and S is the most popular choice, so I was ...
- Jacques Distler
  - Jan 8, 2022 23:17
  - Just because I’m not using it doesn’t mean it’s “not being used”. I’m sure it is still, by far, the ...
- David
  - Jan 8, 2022 22:28
  - How come Peskin and Schroeder is no longer being used?

Cosmic Strings in the Standard Model (9)
- David Brown
  - Jun 17, 2021 01:46
  - “… the presence or absence of various topological defects (in particular, cosmic strings) …” What does the amplituhedron predict about ...
- Marc Nardmann
  - Mar 24, 2021 09:42
  - Indeed, jj is not equivalent to ii on the Lie algebra level. So, let us consider only Lie group embeddings ...
- Jacques Distler
  - Mar 22, 2021 23:25
  - If I understand correctly, the embedding induced on the Lie algebra, 𝔧:𝔥↪𝔤\mathfrak{j}: \mathfrak{h}\hookrightarrow \mathfrak{g} is not isomorphic to 𝔦\mathfrak{i} or ...
- Marc Nardmann
  - Mar 22, 2021 22:10
  - You said: “It’s worthwhile repeating the calculation for other choices of global form for HH and GG (with the same ...
- Jacques Distler
  - Mar 22, 2021 20:19
  - Thanks! I’ve corrected the typos (in red\color{red}\text{red}). It’s worthwhile repeating the calculation for other choices of global form for HH ...

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April 7, 2012

Mrs. Adler Lies!

Such a sweet looking old lady…

Continue reading “Mrs. Adler Lies!” ...

Posted by distler at 2:39 AM | Permalink | Followups (5)