Math

Math, which lays the foundation of my career always attracts me for its rigor and beauty.

linear algebra done right

Last updated on Apr 28, 2018

My learning of linear algebra. Matrix should be the one of the math tool every engineer should have in hand.

toeplitz matrix

Last updated on Apr 28, 2018

sommary of Toeplitz Matrix

Computer

The beauty created in the digital world is more breathtaking than that created by nature

As a replacement of Matlab (I miss Matlab for its clean and concise grammar), numpy is the core library for scientific computing in Python. It provides a high-performance multidimensional array object, and tools for working with these arrays.

copy and deep copy in python

Last updated on Jun 2, 2018

the frustraing “copy” in python. Every newbie of python from other language maybe frustrated by “copy” in python. In python, variable behaves like pointer. If you want to have “copy” like what other languages (say, C and java), you have to do extra work to make it.

learn python the hard way

Last updated on Jun 2, 2018

As a language of the AI era, python plas an important role in interacting with the low level API to fasten the project.

Communication

Telecommunication, the perfect combination of math and reality, gives me an excellent starting point.

Density Evolution

Last updated on Apr 28, 2018 telecommunication

Density evolution plays the foundamental role in designing and analyzing LDPC

Projects

In project, I learn. Including the projects for math, computer and telecommunications, this section can be treated as the summary of all my posts in a more systematic approach.