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Persmaan Hamilton Jacoby-1 Persmaan Hamilton Jacoby-1 Persmaan Hamilton Jacoby-1 Persmaan Hamilton Jacoby-1 Persmaan Hamilton Jacoby-1
Typology: Exercises
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Dari persamaan tersebut, dengan mengambil generator fungsi
F 2 diperoleh
Sehingga fungsi H dapat dinyatakan sebagai
Persamaan ini disebut persamaan gerak Hamilton Jacoby
2
2
i
i
S adalah aksi
t
S
p q
dt
dS
i i
0
0
2
H
t
S
H
t
F
Ambil penyelesaian dengan bentuk
S p q W q t
i i i
( , , ) ( , )
i
i i
i
i
q
W p q
q
p
t
t
S W p q
i i
t
W p q
i i
mg
m
mg t
z
2
mg ( t ) 2 m ( mgz )
2 2 2
t
g
g g t
mg
t
g
mg
2
0
g
mg
z
2
0
t
g
p mg
0
z
2
( )
2
2 t
g
mg
p m mg
z
Diskusikan!
S S q t W q t t
i i i
i
i i i
i
i
( , , ) ( , , )
i
i i i
i
i
i
q
W p q
q
p
i
i
t
t
W p q S
i i
i i i
t
W p q
i
i
i i i
mgz
m
p
m
p
m
p
H
z
y
x
2 2 2
2
2
2
3 2 1
x
W
p
x
1
y
W
p
y
2
z
W
p
z
3
Contoh: Osilator harmonik 2 dimensi