u = GPhys::IO.open(
�h
u.nc
�h
,
�h
U
�h
)
v = GPhys::IO.open(
�h
v.ctl
�h
,
�h
V
�h
)
uv = u * v
ß
in NetCDF [m/s]
ß
in GrADS [m/s]
ß
result on memory [m
2
s
–2
]