start on allowing t= to be a list in vmoment in evolveddiskdf
start on allowing t= to be a list in vmoment in evolveddiskdf


followthesheep/galpy,followthesheep/galpy,jobovy/galpy,jobovy/galpy,jobovy/galpy,followthesheep/galpy,followthesheep/galpy,jobovy/galpy