January 2014
Intermediate to advanced
448 pages
11h 33m
English
Content preview from Digital ElectronicsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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BOOLEAN ALGEBRA
Digital circuits operate with two binary digits, 0 and 1. These logic circuits perform various arithmetic operations on the given inputs. Boolean, a mathematician, proposed an algebra that can be used to express these logic functions called the Boolean algebra. It comprises of a set of rules and theorems that governs the operation of the logic gates. As in case of algebra, alphabets are used to denote variables.
FUNDAMENTAL SYMBOLS—BOOLEAN ALGEBRA
There are four connecting symbols used in Boolean algebra.
- Equal sign (=)
- Multiplication sign (·)
- Plus sign (+)
- Inversion sign (‘) or (-)
- Equal sign: This refers to the sign of equality as in mathematics. The logical value on one side is the same as the logical value on the other ...
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