relations
Z
=
E
+
1
2
ρ
μ
(
B
x
2
+
B
y
2
+
B
z
2
)
P
=
p
+
1
2
μ
(
B
x
2
+
B
y
2
+
B
z
2
)
p
=
(
γ
−
1
)
ρ
(
E
−
1
2
(
v
x
2
+
v
y
2
+
v
z
2
)
)
c
2
=
1
ρ
(
γ
⋅
p
)
continuity
∂
ρ
∂
t
+
∂
∂
x
(
ρ
⋅
v
x
)
+
∂
∂
y
(
ρ
⋅
v
y
)
+
∂
∂
z
(
ρ
⋅
v
z
)
=
0
momentum
∂
∂
t
(
ρ
⋅
v
x
)
+
∂
∂
x
(
ρ
⋅
v
x
v
x
−
1
μ
B
x
B
x
)
+
∂
∂
y
(
ρ
⋅
v
x
v
y
−
1
μ
B
x
B
y
)
+
∂
∂
z
(
ρ
⋅
v
x
v
z
−
1
μ
B
x
B
z
)
+
∂
P
∂
x
=
−
1
μ
B
x
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
∂
t
(
ρ
⋅
v
y
)
+
∂
∂
x
(
ρ
⋅
v
y
v
x
−
1
μ
B
y
B
x
)
+
∂
∂
y
(
ρ
⋅
v
y
v
y
−
1
μ
B
y
B
y
)
+
∂
∂
z
(
ρ
⋅
v
y
v
z
−
1
μ
B
y
B
z
)
+
∂
P
∂
y
=
−
1
μ
B
y
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
∂
t
(
ρ
⋅
v
z
)
+
∂
∂
x
(
ρ
⋅
v
z
v
x
−
1
μ
B
z
B
x
)
+
∂
∂
y
(
ρ
⋅
v
z
v
y
−
1
μ
B
z
B
y
)
+
∂
∂
z
(
ρ
⋅
v
z
v
z
−
1
μ
B
z
B
z
)
+
∂
P
∂
z
=
−
1
μ
B
z
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
magnetic field
∂
B
x
∂
t
+
∂
∂
x
(
v
x
⋅
B
x
−
v
x
⋅
B
x
)
+
∂
∂
y
(
v
y
⋅
B
x
−
v
x
⋅
B
y
)
+
∂
∂
z
(
v
z
⋅
B
x
−
v
x
⋅
B
z
)
=
−
v
x
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
B
y
∂
t
+
∂
∂
x
(
v
x
⋅
B
y
−
v
y
⋅
B
x
)
+
∂
∂
y
(
v
y
⋅
B
y
−
v
y
⋅
B
y
)
+
∂
∂
z
(
v
z
⋅
B
y
−
v
y
⋅
B
z
)
=
−
v
y
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
B
z
∂
t
+
∂
∂
x
(
v
x
⋅
B
z
−
v
z
⋅
B
x
)
+
∂
∂
y
(
v
y
⋅
B
z
−
v
z
⋅
B
y
)
+
∂
∂
z
(
v
z
⋅
B
z
−
v
z
⋅
B
z
)
=
−
v
z
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
energy total
∂
∂
t
(
ρ
⋅
Z
)
+
(
ρ
⋅
Z
+
p
)
v
x
−
1
μ
(
v
x
⋅
B
x
+
v
y
⋅
B
y
+
v
z
⋅
B
z
)
B
x
+
(
ρ
⋅
Z
+
p
)
v
y
−
1
μ
(
v
x
⋅
B
x
+
v
y
⋅
B
y
+
v
z
⋅
B
z
)
B
y
+
(
ρ
⋅
Z
+
p
)
v
z
−
1
μ
(
v
x
⋅
B
x
+
v
y
⋅
B
y
+
v
z
⋅
B
z
)
B
z
=
−
1
μ
(
v
x
⋅
B
x
+
v
y
⋅
B
y
+
v
z
⋅
B
z
)
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
all
∂
ρ
∂
t
+
∂
ρ
∂
x
v
x
+
ρ
⋅
∂
v
x
∂
x
+
∂
ρ
∂
y
v
y
+
ρ
⋅
∂
v
y
∂
y
+
∂
ρ
∂
z
v
z
+
ρ
⋅
∂
v
z
∂
z
=
0
1
μ
(
−
(
2
B
x
⋅
∂
B
x
∂
x
+
B
x
⋅
∂
B
y
∂
y
+
B
x
⋅
∂
B
z
∂
z
+
B
y
⋅
∂
B
x
∂
y
+
B
z
⋅
∂
B
x
∂
z
−
μ
⋅
∂
P
∂
x
−
μ
⋅
ρ
⋅
∂
v
x
∂
t
−
μ
⋅
v
x
⋅
∂
ρ
∂
t
−
μ
⋅
v
x
2
∂
ρ
∂
x
−
2
μ
⋅
v
x
⋅
ρ
⋅
∂
v
x
∂
x
−
μ
⋅
v
x
⋅
ρ
⋅
∂
v
y
∂
y
−
μ
⋅
v
x
⋅
ρ
⋅
∂
v
z
∂
z
−
μ
⋅
v
x
⋅
v
y
⋅
∂
ρ
∂
y
−
μ
⋅
v
x
⋅
v
z
⋅
∂
ρ
∂
z
−
μ
⋅
v
y
⋅
ρ
⋅
∂
v
x
∂
y
−
μ
⋅
v
z
⋅
ρ
⋅
∂
v
x
∂
z
)
)
=
1
μ
(
−
B
x
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
)
1
μ
(
−
(
B
x
⋅
∂
B
y
∂
x
+
B
y
⋅
∂
B
x
∂
x
+
2
B
y
⋅
∂
B
y
∂
y
+
B
y
⋅
∂
B
z
∂
z
+
B
z
⋅
∂
B
y
∂
z
−
μ
⋅
∂
P
∂
y
−
μ
⋅
ρ
⋅
∂
v
y
∂
t
−
μ
⋅
v
x
⋅
ρ
⋅
∂
v
y
∂
x
−
μ
⋅
v
x
⋅
v
y
⋅
∂
ρ
∂
x
−
μ
⋅
v
y
⋅
∂
ρ
∂
t
−
μ
⋅
v
y
2
∂
ρ
∂
y
−
μ
⋅
v
y
⋅
ρ
⋅
∂
v
x
∂
x
−
2
μ
⋅
v
y
⋅
ρ
⋅
∂
v
y
∂
y
−
μ
⋅
v
y
⋅
ρ
⋅
∂
v
z
∂
z
−
μ
⋅
v
y
⋅
v
z
⋅
∂
ρ
∂
z
−
μ
⋅
v
z
⋅
ρ
⋅
∂
v
y
∂
z
)
)
=
1
μ
(
−
B
y
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
)
1
μ
(
−
(
B
x
⋅
∂
B
z
∂
x
+
B
y
⋅
∂
B
z
∂
y
+
B
z
⋅
∂
B
x
∂
x
+
B
z
⋅
∂
B
y
∂
y
+
2
B
z
⋅
∂
B
z
∂
z
−
μ
⋅
∂
P
∂
z
−
μ
⋅
ρ
⋅
∂
v
z
∂
t
−
μ
⋅
v
x
⋅
ρ
⋅
∂
v
z
∂
x
−
μ
⋅
v
x
⋅
v
z
⋅
∂
ρ
∂
x
−
μ
⋅
v
y
⋅
ρ
⋅
∂
v
z
∂
y
−
μ
⋅
v
y
⋅
v
z
⋅
∂
ρ
∂
y
−
μ
⋅
v
z
⋅
∂
ρ
∂
t
−
μ
⋅
v
z
2
∂
ρ
∂
z
−
μ
⋅
v
z
⋅
ρ
⋅
∂
v
x
∂
x
−
μ
⋅
v
z
⋅
ρ
⋅
∂
v
y
∂
y
−
2
μ
⋅
v
z
⋅
ρ
⋅
∂
v
z
∂
z
)
)
=
1
μ
(
−
B
z
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
)
∂
B
x
∂
t
+
∂
v
y
∂
y
B
x
+
v
y
⋅
∂
B
x
∂
y
−
∂
v
x
∂
y
B
y
−
v
x
⋅
∂
B
y
∂
y
+
∂
v
z
∂
z
B
x
+
v
z
⋅
∂
B
x
∂
z
−
∂
v
x
∂
z
B
z
−
v
x
⋅
∂
B
z
∂
z
=
−
v
x
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
B
y
∂
t
+
∂
v
x
∂
x
B
y
+
v
x
⋅
∂
B
y
∂
x
−
∂
v
y
∂
x
B
x
−
v
y
⋅
∂
B
x
∂
x
+
∂
v
z
∂
z
B
y
+
v
z
⋅
∂
B
y
∂
z
−
∂
v
y
∂
z
B
z
−
v
y
⋅
∂
B
z
∂
z
=
−
v
y
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
∂
B
z
∂
t
+
∂
v
x
∂
x
B
z
+
v
x
⋅
∂
B
z
∂
x
−
∂
v
z
∂
x
B
x
−
v
z
⋅
∂
B
x
∂
x
+
∂
v
y
∂
y
B
z
+
v
y
⋅
∂
B
z
∂
y
−
∂
v
z
∂
y
B
y
−
v
z
⋅
∂
B
y
∂
y
=
−
v
z
⋅
(
∂
B
x
∂
x
+
∂
B
y
∂
y
+
∂
B
z
∂
z
)
1
μ
(
∂
ρ
∂
t
Z
μ
+
ρ
⋅
∂
Z
∂
t
μ
+
ρ
⋅
Z
v
z
⋅
μ
+
p
v
z
⋅
μ
−
v
x
⋅
B
x
⋅
B
z
−
v
y
⋅
B
y
⋅
B
z
−
v
z
⋅
B
z
2
+
ρ
⋅
Z
v
y
⋅
μ
+
p
v
y
⋅
μ
−
v
x
⋅
B
x
⋅
B
y
−
v
y
⋅
B
y
2
−
v
z
⋅
B
z
⋅
B
y
+
ρ
⋅
Z
v
x
⋅
μ
+
p
v
x
⋅
μ
−
v
x
⋅
B
x
2
−
v
y
⋅
B
y
⋅
B
x
−
v
z
⋅
B
z
⋅
B
x
)
=
1
μ
(
−
(
B
x
⋅
v
x
⋅
∂
B
x
∂
x
+
B
x
⋅
v
x
⋅
∂
B
y
∂
y
+
B
x
⋅
v
x
⋅
∂
B
z
∂
z
+
B
y
⋅
v
y
⋅
∂
B
x
∂
x
+
B
y
⋅
v
y
⋅
∂
B
y
∂
y
+
B
y
⋅
v
y
⋅
∂
B
z
∂
z
+
B
z
⋅
v
z
⋅
∂
B
x
∂
x
+
B
z
⋅
v
z
⋅
∂
B
y
∂
y
+
B
z
⋅
v
z
⋅
∂
B
z
∂
z
)
)