About: http://webisa.webdatacommons.org/170911551

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	The equations are especially helpful for cases that involve complex numbers, such as metal layers or above-critical angle propagation in dielectric layers.
http://www.w3.org/ns/prov#wasQuotedFrom	opticsinfobase.org