About: http://webisa.webdatacommons.org/442001848

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	Figure 13.1.1: For a two-dimensional field T(x, y), the gradient is a vector that is perpendicular to the isotherms T(x, y)=constant and points in the direction of most rapidly increasing temperatures.
http://www.w3.org/ns/prov#wasQuotedFrom	coursehero.com