By Robert Sedgewick

ISBN-10: 0201361183

ISBN-13: 9780201361186

Graph algorithms are severe for quite a lot of functions, together with community connectivity, circuit layout, scheduling, transaction processing, and source allocation. the newest in Robert Sedgewick's vintage sequence on algorithms, this is often the field's definitive consultant to graph algorithms for C++. excess of a "revision," this can be a thorough rewriting, 5 occasions so long as the former version, with a brand new textual content layout, leading edge new figures, extra exact descriptions, and lots of new routines -- all designed to dramatically improve the book's worth to builders, scholars, and researchers alike. The e-book comprises six chapters overlaying graph homes and kinds, graph seek, directed graphs, minimum spanning bushes, shortest paths, and networks -- every one with diagrams, pattern code, and precise descriptions meant to assist readers comprehend the elemental houses of as wide quite a number primary graph algorithms as attainable. the fundamental homes of those algorithms are built from first ideas; dialogue of complex mathematical options is short, normal, and descriptive, yet proofs are rigorous and lots of open difficulties are mentioned. Sedgewick specializes in useful purposes, giving readers the entire info and genuine (not pseudo-) code they should with a bit of luck enforce, debug, and use the algorithms he covers. (Also to be had: Algorithms in C++: components 1-4, 3rd version, ISBN: 0-201-35088-2).

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Additional resources for Algorithms in C++ Part 5: Graph Algorithms

Sample text

A graph is nothing more nor less than its set of edges, and we often need a way to retrieve a graph in this form, regardless of its internal representation.

The graph constructor takes the maximum possible number of vertices in the graph as an argument, so that implementations can allocate memory accordingly. We adopt this convention solely to make the code compact and readable. A more general graph ADT might include in its interface the capability to add and remove vertices as well as edges; this would impose more demanding requirements on the data structures used to implement the ADT. We might also choose to work at an intermediate level of abstraction, and consider the design of interfaces that support higher-level abstract operations on graphs that we can use in implementations.

Occasionally, we refer to the underlying undirected graph of a digraph, meaning the undirected graph defined by the same set of edges, but where these edges are not interpreted as directed. Chapters 20 through 22 are generally concerned with algorithms for solving various computational problems associated with graphs in which other information is associated with the vertices and edges. In weighted graphs, we associate numbers (weights) with each edge, which generally represents a distance or cost.

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Algorithms in C++ Part 5: Graph Algorithms by Robert Sedgewick


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