Advanced Algorithms Lectures by Shuchi Chawla

Lecture Notes on Design and Analysis of Algorithms

These ecture notes give a comprehensive introduction to the basic techniques in the design and analysis of algorithms. It covers major methodologies, including greedy methods, which build up solutions piece by piece; dynamic programming (DP), which breaks down problems into simpler subproblems, solves them, and memorizes their solutions; and backtracking, which incrementally generates candidates for solutions and discards those that cannot satisfy criteria. It also discusses the method of Branch and Bound, where all branches on a solution space are systematically explored until the best possible solution is obtained. These methods are crucial in the design of nice algorithms with a view to efficiency, and they form the basis of complex computational problems that require solutions.

Author(s): Annamalai University

96 Pages

Lecture Notes On Design And Analysis Of Algorithms

Dr. Subasish Mohapatra's Lecture Notes on Design and Analysis of Algorithms, published on August 2, 2022, is a big 125-pages book to cover many of the algorithmic core ideas. It contains the core ideas such as growth of functions and recurrences, with great detail on the solving of these via substitution, recursion trees, and the Master Method. Discussion of detailed Divide and Conquer algorithms, along with worst-case running times for problems such as merge sort, quick sort, and binary search, is also covered. Heaps, heap sort, priority queues, and sorting lower bounds are discussed. Detailed discussions of dynamic programming techniques cover the matrix chain multiplication problem, longest common subsequence problem, and general strategies. Discussions of robust algorithms based on dynamic programming that cover applications such as the activity selection problem, fractional knapsack problem, and Huffman coding. It also comprises graph algorithms, for instance: BFS, DFS, minimum spanning trees, Kruskal's, and Prim's.

Author(s): Dr. Subasish Mohapatra

125 Pages

Lecture Notes On Design And Analysis Of Algorithms

Lecture Notes on Design and Analysis of Algorithms by Mr. S.K. Sathua, Dr. M.R. Kabat, and Dr. R. Mohanty, published November 14, 2020, is an 80-page document that provides a vital summary of some of the significant notions of algorithms. It first of all provides the basics of the growth of functions and recurrences, while techniques for the solution of these recurrences include substitution and recursion trees. These notes introduce the Master Method for analyzing divide and conquer algorithms and provide worst-case analysis of merge sort, quick sort, and binary search. Other topics it covers are heaps, heap sort, priority queues, and sorting lower bounds, thus proving very valuable for comprehending core principles in algorithm analysis and design.

Author(s): Mr. S.K. Sathua, Dr. M.R. Kabat and Dr. R. Mohanty

80 Pages

Advanced Algorithms by Prof. Michel Goemans

Advanced Algorithms" by Prof. Michel Goemans is an advanced-level text focused on sophisticated algorithmic methods for doctoral students and researchers. Advanced subjects like Fibonacci heaps, network flows, and dynamic trees are explained in detail, together with linear programming-the Goldberg-Tarjan min-cost circulation algorithm, approximation algorithms, max-cut problems, and conic programming. Goemans explains such advanced concepts in great detail, merging theory and practice. This text will be useful for anyone interested in deeply understanding modern algorithms and how they may be implemented and includes a conceptual framework for rigorous solutions to complex computational problems.

Author(s): Prof. Michel Goemans

NA Pages

Distributed Algorithms Lecture Notes

Prof. Nancy Lynch's Distributed Algorithms Lecture Notes has a great amount of detail concerning algorithms designed for distributed systems within which important aspects are that of multiple processors executing without centralized control. This paper investigates the model assumptions and organization strategies tasked with the two basic timing models. It also looks at synchronous, asynchronous, and partially synchronous models and synchronous networks. They discuss various models, thus enable the researchers to understand what one is actually up against and what strategies one can use in order to design algorithms working effectively in distributed environments. Hence, Lynch's notes are a must-have for any researcher who aims to know how to manage communication and coordination in distributed systems. Therefore, ideal for use by students and professionals dealing with distributed computing and networked systems.

Author(s): Prof. Nancy Lynch

NA Pages

Approximation Algorithms

The lecture notes on Approximation Algorithms by Shuchi Chawla focus on techniques of designing algorithms that produce near-optimal solutions to complex optimization problems for which finding an exact solution is computationally infeasible. These lecture notes cover general underlying techniques of approximation algorithms, comprising basic building blocks and the foundation needed to deal with problems which are difficult to solve exactly due to computational complexity. These notes by Chawla provide an outline of various methods for approaching different optimization problems and ways of solving them when exact algorithms are not practical. Further, this resource is likely to be extremely helpful with respect to devising and applying approximation algorithms returning good solutions within a reasonable amount of time; hence, this is a must for scholars and practitioners faced with hard optimization problems.

Author(s): Shuchi Chawla

NA Pages