About: http://webisa.webdatacommons.org/140373518

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	In mathematics, a matrix of ones or all-ones matrix is a matrix where every element is equal to one.[1] Examples of standard notation are given below:
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org