About: http://webisa.webdatacommons.org/12247600

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 1858 Schl??fli became the first to classify the cubic surfaces with respect to the number of real straight lines and tritangent planes on them, finding that there were exactly five types in his classification.
http://www.w3.org/ns/prov#wasQuotedFrom	st-and.ac.uk