By (auth.)

ISBN-10: 0792384253

ISBN-13: 9780792384250

ISBN-10: 1402006136

ISBN-13: 9781402006135

The *Computer technological know-how and Communications Dictionary* is the main complete dictionary to be had masking either laptop technology and communications know-how. A specific reference, this dictionary is unequalled within the breadth and scope of its assurance and is the first reference for college students and pros in desktop technology and communications.

The Dictionary gains over 20,000 entries and is famous for its transparent, specified, and exact definitions.

clients might be in a position to: locate up to date assurance of the know-how tendencies in desktop technology, communications, networking, assisting protocols, and the web; locate the most recent terminology, acronyms, and abbreviations on hand; and get ready detailed, exact, and transparent technical records and literature.

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**Extra resources for Computer Science and Communications Dictionary**

**Example text**

The proof is based on the observation that the algorithm is oblivious, that is, the sequence of comparisons it performs is predetermined. Thus, the algorithm's behavior and the number of iterations it requires are not affected by the actual set of numbers to be sorted. This property allows the proof of correctness to use the 0-1 principle: If it can be shown that the algorithm correctly sorts any sequence of Os and Is, it will follow that the algorithm correctly sorts any sequence of numbers. A running time of O(N) for sorting n numbers in parallel is not too impressive, affording a meager speedup of o (log N) over an optimal sequential solution.

The prefix sums of each subsequence are now computed recursively, using n 1 / 2 processors. This requires t(n 1 / 2 ) time. Let the result of this computation over the ith sequence be (s(i, 1), s(i,2), ... , s(i, n 1 / 2 )). 2. The prefix sums (s'(I, n 1 / 2 ), s'(2, n 1 / 2 ), ... , s'(n 1 / 2 - 1, n 1 / 2 )) of the sequence (s(l, n 1 / 2 ), s(2, n 1 / 2 ), ... , s(n 1 / 2 _1, n 1 / 2 )), are computed using n processors. This can be done in constant time by assigning k processors, denoted by P(k, 1), P(k,2), ...

Cyclically shifting a row (or part thereof). 26 Selim G. Akl Sorting is performed using algorithm LINEAR ARRAY SORT. A row of the mesh is cyclically shifted k positions to the right, k 2: 1, by moving the element in column i of the row, for i = 0,1, .. ,n - 1, through the row's processors, until it reaches column j of the same row, where j = (i + k) mod n. Note that if j < i, the element in column i actually moves to the left to reach its destination in column j . Some definitions are useful. A horizontal slice is a submesh of n 1/ 2 rows and n columns containing all rows i such that i = kn 1/2, kn 1/2 + 1, ...