ACM Home Page
Please provide us with feedback. Feedback
A modification of Warshall's algorithm for the transitive closure of binary relations
Full text PdfPdf (338 KB)
Source
Communications of the ACM archive
Volume 18 ,  Issue 4  (April 1975) table of contents
Pages: 218 - 220  
Year of Publication: 1975
ISSN:0001-0782
Author
Henry S. Warren, Jr.  IBM Thomas J. Watson Research Center, Yorktown Heights, NY
Publisher
ACM  New York, NY, USA
Bibliometrics
Downloads (6 Weeks): 20,   Downloads (12 Months): 121,   Citation Count: 18
Additional Information:

abstract   references   cited by   index terms   collaborative colleagues  

Tools and Actions: Request Permissions Request Permissions    Review this Article  
DOI Bookmark: Use this link to bookmark this Article: http://doi.acm.org/10.1145/360715.360746
What is a DOI?

ABSTRACT

An algorithm is given for computing the transitive closure of a binary relation that is represented by a Boolean matrix. The algorithm is similar to Warshall's although it executes faster for sparse matrices on most computers, particularly in a paging environment.


REFERENCES

Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

1
2
 
3
Martynyuk, V.V. Economic construction of transitive closure of binary relations. Zhurnal Vychisliteh2oi Matematiki i Matematicheskoi Fiziki 2 (July-Aug. 1962), 723-725.
 
4
Thorelli, Lars-Erik. An algorithm for computing all paths in a graph. BIT 6 (1966), 347-349.
 
5
Purdom, Paul, Jr. A transitive closure algorithm. BIT 10 (1970), 76-94.

CITED BY  18

Collaborative Colleagues:
Henry S. Warren, Jr.: colleagues