International Computers Limited , a British company founded in 1968, handled European distribution and some of the manufacturing. One feature of note with a Turing Machine is that the running time of an algorithm depended heavily on the location of data on the tape. Adding two values together could be very quick or very slow depending on how much the machine had to move the tape to get to each of them.
The book is rewarding and enlightening – highly enjoyable and teaches you a few extra bits as well. I purchased this as I had started to do a little coding myself but wanted to know how everything worked underneath the hood. This answered those questions to enough of a depth that satisfied my needs – very happy with this book. This book is sort of the middle ground between a text book and a popular science book. It’s … Read More