... χ and v can be understood as averages of μ2 and μ, respectively, with (positive) probability density Iν(μ)/E . Hyperbolicity adds a furtherrequirement to the list. Equations (13) and ( 14) ... is a function of E and F and where δkl(= 0ifk =l and δkl= 1ifk = l) is the Kronecker delta. Assuming that the underlying matter is isotropic,κ(eff)E, κ(eff)F ,and can be expressed ... Fang M T C, and Newland D B, J. Phys. D: Appl. Phys 20, 368 (1987).126Heat Transfer - Mathematical Modelling, Numerical Methods and Information TechnologyRadiative Heat Transfer and Effective...