ðɪ ɛɡzˈækt mˈɛθəd ʌv ɹᵻzˈɑːlvɪŋ tˌiːkˌeɪˈiː dᵻpˈɛndz əpˌɑːn ðə tˈɜːbjʊləns mˈɑːdəl jˈuːzd; kˈeɪ ˈɛpsɪlˌɑːn mˈɑːdəlz ɐsˈuːm aɪsˈɑːtɹəpi ʌv tˈɜːbjʊləns wˈɛɹbaɪ ðə nˈoːɹməl stɹˈɛsᵻz ɑːɹ ˈiːkwəl:
The exact method of resolving TKE depends upon the turbulence model used; – (k–epsilon) models assume isotropy of turbulence whereby the normal stresses are equal: