PS-Wave Conversion-Point Equations for Layered Anisotropic Media

c 2 ⎡ ⎢ V ∆t = ⎣ n ∑ i= 1 2 S 2i S 0i 2 ⎤⎡ ⎤ ⎡ ⎥⎢ V ∆t ( 1 + 8η ) ⎥ − ⎢ V ∆t ⎦⎣ ⎦ ⎣ n ∑ i= 1 4 P2i P0i ⎡ 2⎢ V ∆t + V ∆t ⎣ n ∑ i= 1 2 P2i i P0i ∑ i= 1 n n ∑ i= 1 2 P2i 2 S 2i P0i S 0i ⎤ ⎥ ⎦ ⎤⎡ ⎥⎢ V ∆t 1 − 8ζ ⎦⎣ 4 n ∑ i= 1 4 S 2i S 0i ( ) where