The Turing Machine is an imaginary - not even quite hypothetical - computer invented in 1936 by English mathematician Alan Turing (1912–1954) to help solve a question in mathematical logic.Īs a byproduct, Turing also founded the field of computability theory: the study of the abilities and limitations of digital computers. Moody on Blue Heron JournalĪ Guided Tour through Alan Turing's Historic Paper on Computability and the Turing Machine The book has been reviewed online by Patricia E.
That uses animated interactive graphics to make computers even easier to comprehend.įrom the simple ticking of clocks to the worldwide hum of the internet, Code reveals the essence of the digital revolution. The central processing unit that combines the simplest of basic operations to perform the most complex of feats.Īlong with new chapters, Petzold created a new website, , This new expanded edition explores more deeply the bit-by-bit, gate-by-gate construction of the heart of every smart device: You'll discover what flashlights, black cats, seesaws, and the ride of Paul RevereĬan teach you about computing - and how human ingenuity and our compulsion to communicate have shaped every electronic device we use.
Have you ever wondered what goes on inside these devices to make our lives easier but occasionally more infuriating?įor more than 20 years, readers have delighted in Charles Petzold's illuminating story of the secret inner life of computers,Īnd now he has revised it for this new age of computing.Ĭleverly illustrated and easy to understand, this is the book that cracks the mystery. The classic guide to how computers work, updated with new chapters and interactive graphicsĬomputers are everywhere - most obviously in our laptops and smartphones,īut also our cars, televisions, microwave ovens, alarm clocks, robot vacuum cleaners, and other smart appliances.
The Hidden Language of Computer Hardware and Software
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