Equation Icon  ∫ ∘ ------2- ρ(t,x) = 3 1 + |v |f(t,x,v )dv, (40 ) ∫ℝ ( )2 p(t,x) = x-⋅ v f (t,x, v)∘--dv----, (41 ) ℝ3 r 1 + |v|2 ∫ x ⋅ v j(t,x) = ----f (t,x,v )dv, (42 ) ℝ3∫ r 1- ||x ×-v||2 pT(t,x) = 2 3 r f(t,x,v)dv. (43 ) ℝ