ɡˈɪvən ɐn ɪnˈɪʃəl dˌɪstɹɪbjˈuːʃən ʌv nˈuːtɹɑːnz, ðə ɡˈoʊl ʌvðə pɹˈɑːsɛs ɪz tə dɪvˈɛləp nˈuːmɚɹəs "nˈuːtɹɑːn dʒˌiːnɪˈælədʒiz", ɔːɹ mˈɑːdəlz ʌvðə bᵻhˈeɪvjɚɹ ʌv ˌɪndᵻvˈɪdʒuːəl nˈuːtɹɑːnz, ɪŋklˈuːdɪŋ ˈiːtʃ kəlˈɪʒən, skˈæɾɚɹɪŋ, ænd fˈɪʃən.
Given an initial distribution of neutrons, the goal of the process is to develop numerous "neutron genealogies", or models of the behavior of individual neutrons, including each collision, scattering, and fission.