The story of the infinite dimensional space of $\Delta$ is following, we elimina…

The pdf version is Uncertainty principle. The nice note of terrence tao see…

In this short note, I posed a conjecture on Brunn-Minkwoski inequality and expla…

I already understand this material 3days ago but it is a little difficult for me…

1. Introduction This is the first note of a series of notes concert on semiclass…

There are some interesting problem, I post them at there in case I forget them. …

1. Introduction We have talked about a very basic result in singular integral, i…

I thinks there is some problem related to the solution of a 2 order differential…

1. Calderon-Zygmund decomposition The Calderon-Zygmund decomposition is a key st…

-1.Motivation- Large sieve a philosophy reflect as a large group of inequalities…