Fast Breadth-First Search in Still Less Space

12/28/2018
by   Torben Hagerup, et al.
0

It is shown that a breadth-first search in a directed or undirected graph with n vertices and m edges can be carried out in O(n+m) time with n_2 3+O(( n)^2) bits of working memory.

READ FULL TEXT

page 1

page 2

page 3

page 4

research
05/30/2018

Space-Efficient DFS and Applications: Simpler, Leaner, Faster

The problem of space-efficient depth-first search (DFS) is reconsidered....
research
06/21/2011

Symmetry-Based Search Space Reduction For Grid Maps

In this paper we explore a symmetry-based search space reduction techniq...
research
06/19/2019

Space Efficient Algorithms for Breadth-Depth Search

Continuing the recent trend, in this article we design several space-eff...
research
11/27/2017

Frameworks for Designing In-place Graph Algorithms

Read-only memory model is a classical model of computation to study time...
research
11/04/2020

Max-flow vitality in undirected unweighted planar graphs

We show a fast algorithm for determining the set of relevant edges in a ...
research
10/16/2018

Nearly Optimal Space Efficient Algorithm for Depth First Search

We design a space-efficient algorithm for performing depth-first search ...
research
11/19/2021

Sparsified Block Elimination for Directed Laplacians

We show that the sparsified block elimination algorithm for solving undi...

Please sign up or login with your details

Forgot password? Click here to reset