Equation Icon  α = 1(γ − γ ), λ = − γ , κ = γ , 21 124 344 244 131 β = 2(γ123 − γ343), μ = − γ243, ρ = γ134, γ = 1(γ122 − γ342), ν = − γ242, σ = γ133, (35 ) 21 𝜀 = 2(γ121 − γ341), π = − γ241, τ = γ132.