The text provides a detailed discussion of polyalphabetic substitution cipher systems plus the theory of the solution of repeating-key systems. Theory of indirect symmetry of position in secondary alphabets is discussed, as well as the application of principles of indirect symmetry of position. Text includes problems for the student plus computer programs written in BASIC.
"synopsis" may belong to another edition of this title.
Seller: ThriftBooks-Dallas, Dallas, TX, U.S.A.
Paperback. Condition: Very Good. No Jacket. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less. Seller Inventory # G0894120646I4N00