Equation Icon  ( ) ( ) B (⃗k ,⃗k ,⃗k ) = 2cos ⃗k ∧ ⃗k cosh(2H ⃗𝜃 ⋅⃗k )P (⃗k )P (⃗k )f (⃗k ) + 2perm. Φ 1 2 3 1 2 3 0 1 0 2 s 3 (⃗ ⃗ )( ⃗ ⃗ ⃗ ⃗ ⃗ ) − 2isin k1 ∧ k2 sinh(2H 𝜃 ⋅k3)P0(k1)P0(k2)fs(k3) + 2perm. , (4.5.5 )