In Main/Systematics.cc, the ROOT TRandom3 constructor is called without any arguments. According to the ROOT documentation, the seed then defaults to 4357.
Using a seed of '0' would use a seed based on the current time (with 100ns resolution!), and is probably the desired behavior in this case.
In
Main/Systematics.cc, the ROOT TRandom3 constructor is called without any arguments. According to the ROOT documentation, the seed then defaults to 4357. Using a seed of '0' would use a seed based on the current time (with 100ns resolution!), and is probably the desired behavior in this case.