In particular, the main goal is to classify potential contacts in such a way that at least one correct contact can be kept in a small set of possibilities (e.g. 100 possible contacts).
For any initial value ((S(t_{0}),I(t_{0}),R(t_{0}))in {mathbb {R}}_^{3}), we discuss the following two possibilities given by the number of possible contacts between the solution ((S t),I t),R t))) and the control line (I=mathit{RL}).
Health authorities said they were monitoring more than 50 possible contacts of the nurse.
In total, health workers made 18,000 visits to 900 people to check the temperatures of possible contacts.
In dismissing Acosta, he had also avoided, for the moment, the question about possible contacts between his associates and Russia.
The strategy involved vaccinating all possible contacts of the initial cases and then their contacts as well.
You get introductions to possible contacts in a particular region but, moreover, the UKTI conducts market research for you.
Mr. Obama said Thursday that his aides were looking through all of their possible contacts with the governor and would release more information in the coming days.
All those questions about the economy, the price of chicken that was what had piqued their paranoia, not my possible contacts in the Green Movement.
The mayor said that two-thirds of the people on their list of possible contacts may have interacted with Duncan at the hospital.
Drawing on a polio-surveillance system, health workers made 18,000 visits to 900 people to check the temperatures of possible contacts.
