Quantum observation

“The interpretational problems [of quantum observations] only appear if one tries to treat an observed, hence open system as a closed system satisfying idealized postulates, and then wonders why there are apparent problems arising from taking an idealization for the real thing.” – Arnold Neumaier

Ref: http://www.mat.univie.ac.at/~neum/physfaq/topics/collapseC.html

Do men and women physicists get along for the most part?

Here is one professor’s perspective.

Here is another’s:.

 

Early music

I am joining early guitar because Scot Tremblay has a page there and I am thinking about getting a baroque guitar,  because my choir director has a viola de gamba.


bad back pain
bad back, pain
bad pain back
pain back, bad
back pain bad


Day 7

Prolix, no?

Day 6

Jane Jacobs in The Nature of Economies reminds us that humans and hence their creations are part of nature.   That is,  economies can be understood in part or in whole without considering the uniquely human qualities of us, their participants.

Two words of fame.

immetable said…

On a more mundane note, you wrote “…over arbitrarily short-wavelength (or low-energy)…” Did you mean long-wavelength

Nov 13, 2010 3:45:00 PM

Luboš Motl said…

Absolutely, thanks!

Nov 14, 2010 7:18:00 AM

 

More new math

The boundary is boundless.

Day 5

Further, deponent sayeth not.

New math

In oceanography, it is said, 40 = 50.
In string theory, 1+2+3+4+ … = -1/12.