About: http://webisa.webdatacommons.org/30533665

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	How to get a sub matrix B (p rows, p coloums) from A, satisfying that B is a permutation matrix and p is the maximum?
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com