void SplitSyst(ch::CombineHarvester &cb, std::string const &syst_in, std::string const &split1, std::string const &split2, double val1, double val2)
Replace all instances of an existing systematic with two copies having modified values.
void CloneSysts(ch::CombineHarvester &src, ch::CombineHarvester &dest, Function func)
Duplicate Systematic objects in one instance, which are then modified by a user-supplied function,...