First, the construction mechanism of S-box in Rijndael Algorithm was analyzed and the way of transforming generating matrix of S-box to generating polynomial was discussed in this thesis.
1.本文首先对Rijndael算法中S盒的构造机制进行了研究,同时还讨论了如何由S盒的生成矩阵产生S盒的生成多项式。
参考来源 - 分组密码中S盒的设计及其安全性分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Why is the CRC32 generating polynomial 33 bits long?
为什么CRC32生成多项式33位很久了吗？
Using this method, the rapid and efficient computation for the coefficients of the generating polynomial and syndrome polynomials can be conducted.
运用该方法可以快速而准确地计算出纠错码生成多项式的系数序列以及差错伴随式。
Firstly, the paper analyzes the coding and encoding principle of rs code, gets Galois field and generating polynomial using the MATLAB software, obtains the rs (204188) encoding, too.
先分析了RS码的编解码原理，通过MATLAB软件产生了域元素及生成多项式，还获取了RS(204,188)的编码。
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