Parton content functions

Functions
bool	Rivet::PID::hasDown (int pid)
	Does this particle contain a down quark?
bool	Rivet::PID::hasUp (int pid)
	Does this particle contain an up quark?
bool	Rivet::PID::hasStrange (int pid)
	Does this particle contain a strange quark?
bool	Rivet::PID::hasCharm (int pid)
	Does this particle contain a charm quark?
bool	Rivet::PID::hasBottom (int pid)
	Does this particle contain a bottom quark?
bool	Rivet::PID::hasTop (int pid)
	Does this particle contain a top quark?

Detailed Description