Asymptotic Expansion of Bessel Functions For Large Argument
This note is based on Appendix B.7 and B.8 of (Grafakos, 2008). First, we show that Bessel function can be written into the following form
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Euler’s Limit Formula for the Gamma Function
This note is based on the Appendix A.7 of (Grafakos, 2008). The gamma function is defined by the integral . For integer this defines the factorial up to . ...
利用Jekyll搭建博客
搭建个人博客主要有三种途径。一种是利用现成的博客网站，如Google的Blogger服务，新浪博客等。另一种则是利用软件生成博客网页， 再上传到自己的服务上。这一类博客生成软件有不少，比如应用最广泛的WordPress，和功能稍弱，但更为简洁的Jekyll和Pelican。
Holder’s and Young’s Inequalities
Classical Case A quick proof of general Holder’s inequality is as follows. First, by Jensen’s inequality, we have for positive and satisfying ,
Bessel Functions and Fourier Transform of Radial Functions
Definition of Bessel Functions