(
rot
H
)
x
=
∂
H
z
∂
y
−
∂
H
y
∂
z
=
−
ε
ε
0
∂
E
x
∂
t
(
rot
H
)
y
=
∂
H
x
∂
z
−
∂
H
z
∂
x
=
−
ε
ε
0
∂
E
y
∂
t
(
rot
H
)
z
=
∂
H
y
∂
x
−
∂
H
x
∂
y
=
−
ε
ε
0
∂
E
z
∂
t
(
rot
H
)
x
=
∂
H
z
∂
y
−
∂
H
y
∂
z
=
−
ε
ε
0
∂
E
x
∂
t
(
rot
H
)
y
=
∂
H
x
∂
z
−
∂
H
z
∂
x
=
−
ε
ε
0
∂
E
y
∂
t
(
rot
H
)
z
=
∂
H
y
∂
x
−
∂
H
x
∂
y
=
−
ε
ε
0
∂
E
z
∂
t
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