About: http://webisa.webdatacommons.org/429081380

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	Frequency = K ??? T L 2 ??? Y ?? ( 1 ) where K is a constant, T is the beam thickness, L is the beam length, Y is the elastic constant of the beam material, and ?? is the beam material density.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au