A Brief History of Computing by Gerard O’Regan Bsc, Msc, PhD (auth.), Gerard O’Regan Bsc,

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By Gerard O’Regan Bsc, Msc, PhD (auth.), Gerard O’Regan Bsc, Msc, PhD (eds.)

The background of computing has its origins on the outset of civilization. As cities and groups advanced there has been a necessity for more and more refined calculations. This publication strains the evolution of computation, from early civilisations 3000 B.C. to the newest key advancements in smooth times.

This necessary and full of life textual content presents a finished advent to the main themes within the heritage of computing, in an easy-to-follow and concise demeanour. It covers the numerous components and occasions within the box - from the traditional Egyptians via to the current day - and either offers the reader a flavour of the background and stimulates extra learn within the subject.

Features:

• excellent for undergraduate classes, it deals many pedagogical positive aspects resembling chapter-opening key subject matters, bankruptcy introductions, routines, bankruptcy summaries, word list, etc.

• bargains distinctive info on significant figures in computing, resembling Boole, Babbage, Shannon , Turing and Von Neumann

• contains a background of programming languages, together with syntax and semantics

• provides an summary of the background of software program engineering

• Discusses the development of synthetic intelligence, with extension to such key disciplines as philosophy, psychology, linguistics, neural networks and cybernetics

• Examines the historical past of the net revolution, world-wide-web and Dot-Com Bubble

• Follows the evolution of a couple of significant expertise businesses equivalent to IBM, Motorola and Microsoft

Focusing at the basic components within the computing box, this in actual fact written and broad-ranging textual content will seize the eye of the reader and tremendously gain computing device technology scholars. additionally, it's compatible for self-study, and also will be of curiosity to the extra informal reader.

Dr Gerard O’Regan is a CMMI software program technique development advisor with learn pursuits together with software program caliber and software program procedure development; mathematical techniques to software program caliber; and the historical past of computing. He has released A sensible method of software program Quality and Mathematical ways to software program Quality.

 

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Similarly, the Boolean constant “False” is the identity operation for disjunction. Conjunction distributes over disjunction and vice versa. De Morgan’s Law states that the negation of the conjunction of two operands is the same as the 34 2 Foundations disjunction of the negation of each operand. The idempotent property states that the application of the conjunction or disjunction logical operator to two operands that are A yields the proposition A. Truth Tables enable the truth-values of a compound proposition to be determined from its underlying propositions.

5 Finite differences x 1 2 3 4 5 f (x) 6 15 28 45 66 Diff. 1 Diff. 3 Babbage 41 The initial problem is then to compute the first row as this enables successive rows to be computed. The Difference Engine cannot compute a particular value, and its approach is to calculate successive values starting from a known one and the first row of differences. The computation of the first row for the example above is easy, but it is more difficult for more complex polynomials. The other problem is to find a suitable polynomial to represent the function that you wish to calculate.

The Greeks made major contributions to western civilization including mathematics, logic, philosophy, politics, drama, and architecture. Euclid developed a systematic treatment of geometry starting from a small set of axioms, postulates and definitions to derive and prove a comprehensive set of theorems. Euclid’s Elements has been in use as a textbook for over 2000 years. The Romans developed a cumbersome number system that is still used in clocks today. They also developed the Julian calendar and employed simple ciphers to ensure that information communicated was kept confidential.

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