This guide documents how to set up a local Jekyll development environment for this GitHub Pages site on a fresh Ubuntu machine.

We review the electromagnetic field theory of circular waveguide, particular about the TE and TM mode. Most part of the discussion comes from David M. Pozar’s book.

This post is about S-parameter of networks.

This post is about mathematical formulas for my reference.

   Previously, we discussed about the CUDA language to increase performance of code by GPU. We give a very simple example to acceralte code of drawing a Mandelbrot graph. However, even for this ...

   Recently, I was assigned a task to accelerate a program by using a GPU accelerator. After analyzing the original Python program, namely the rigorous coupled wave analysis (RCWA) method, I fou...

Me: “Can you show me some examples using complex number in C language while using LAPACK library? Please don’t use lapacke.h.”

Gemini: “LAPACK functionality is typically accessed throug...

Useful toolkits for research.

   CUDA是目前比较流行的高性能计算的开发工具之一，这种编程模式涉及了CPU+GPU的异构计算。

   Some useful tips about Linux commands, programming skills and else. All of the tips are purely taken from the website. I am continuing add these tips to save my bad memory. 😂