No relation. But anyway, he also did this:
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To be able to really talk about what a logic (or a calculus) means, you need to
define a model of that logic. A model is a way of associating entities in the
logic/calculus with some kind of real entity in a way where all statements in the logic about
the logical entity will also be true about the…
A mother gorilla (Gorilla gorilla) and her child. Photographed at the National Zoo.
It may not be accurate to call our species "the third chimpanzee", but there can be no separation between apes and humans. We are apes. This realization has only come recently. There has been a long tradition of…
The Frontal Cortex has an interesting post about a recent study conducted by psychologists at the University of Toronto on the effects of reading fiction. (Full disclosure here: I haven't read the entire study, which was published in the October issue of The Journal of Research in Personality. I…
Last time we took a pulse of light and shot it through a medium with a frequency-dependent refractive index. The particular form of the refractive index was sort of interesting - for some frequencies, it was less than 1. That implied that the phase velocity of a sine wave would be faster than the…
The US military killed Osama Bin Laden.
Bill, I don't want to hurt your brain or anything but ... do you happen to know who the commander in chief of the US Military is and who ordered the operation, and who you would be blaming for having "done it" if "it" had gone terribly wrong?
Greg, I'm getting REALLY tired of the right wing dismissing all the things this president has done to fix the mess we were in when he took office nearly 4 years ago. There is an article in the WAPO that implies that some are actually considering voting FOR Romney and not against the nonwhite guy. I don't get it. What do they WANT? They're getting their jobs back, the economy is picking up, the Dow is like...crazy high, we are recovering better than Europe, we're actually fixing this despite massive obstinacy which borders on treason.