History of the Use of Codes 在线电子书 图书标签:
发表于2024-11-27
History of the Use of Codes 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024
This historical text devotes itself to codes and code language, as opposed to ciphers and ciphertext. Text includes definitions, origin of codes and their introduction into telegraphy, origin of the principle of the two- letter differential, birth of the five-letter codes, code language regulations and cryptographic apparatus.
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History of the Use of Codes 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024