The General Theory of Semimartingales. That is, every quasimartingale decomposes as the sum of a submartingale and a supermartingale. Equivalently, every quasimartingale is a difference of two submartingales, or alternatively, of two supermartingales.

I must be a Super-Woman. NOT! Tuesday, July 21, 2015. I was talking with my dear friend Alice.

Extensions of Line Bundles on the Projective Line. Posted by Dennis in algebraic geometry. The following is probably obvious to experts, as it is easy to find generalizations using google. We will be working over the projective line. The basic question is that, since we know that there exist nontrivial.

Two infinities that are surprisingly equal. A couple of days ago, John Baez was sufficiently irritated by a Quanta article on this development. That he wrote a post on Google Plus in which he did a much better job of explaining what was going on.

Tuesday, February 14, 2012. For a handful of reasons, none the least of which is that my other blog. Is a wordpress blog, I am moving this blog from blogger to wordpress. Here is the new site. Monday, January 30, 2012.

Column squishing for multiclass updates. Advanced thanks to my former Ph.

Some thoughts on math and other stuff. But when it comes to JAVA application, you just want to cry. Using XMonad, the following tricks help to use both Maple and Matlab. My conf is kernel 2. 37 x86 64, Java 1. For Arch Linux, you can find it in AUR repo. We can write the follo.

A good stack of examples, as large as possible, is indispensable for a thorough understanding of any concept, and when I want to learn something new, I make it my first job to build one. May 17, 2015 by Qiaochu Yuan. We proved a theorem due to Gabriel characterizing categories of modules as cocomplete abelian categories with a compact.

A personal view of the theory of computation. What he did was change the accepted definition of. So that the integral from. Even when integrating over all of. Such that for all points.

Book reviews, Opinions, Expositions etc. February 12, 2012 in Stuff of life. A year ago, I stopped eating meat and became a lacto-ovo vegetarian. When the argument on vegetarianism is resolved in favour of non-human animals, it is hard to defend battery farming. Or the condition of dairy cows. In front of a decorated stone idol.