Geography Reference
In-Depth Information
Neglecting terms quadratic in the streamfunction
D
Dt
=
∂
∂t
+
∂
∂y
+
∂
∂z
≈
∂
∂t
v
a
w
a
then yields the desired result
∂
2
ψ
∂z
2
∂
2
∂t
2
∂
2
ψ
∂y
2
F
2
∂
2
ψ
∂z
2
2S
2
∂
2
ψ
N
s
+
+
+
∂y∂z
=
0
(F.3)
