About: http://webisa.webdatacommons.org/372218214

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	Moreover, at positions zp<z<zd both types of curvature are positive and nearly constant and at positions z>zd the Gaussian curvature falls below zero.
http://www.w3.org/ns/prov#wasQuotedFrom	plos.org