History of the Use of Codes 在線電子書 圖書標籤:
發表於2024-12-26
History of the Use of Codes 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 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 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024