Методы математической физики - 166 стр.

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x = ±1
4 σ
2
(1 x
2
)
σ1
m
2
(1 x
2
)
σ1
= 0 ,
σ = |m|/2 m > 0
w(x) = (1 x
2
)
m/2
u(x)
u(x)
(1 x
2
) u
00
2 (m + 1) x u
0
+ [`(` + 1) m(m + 1)] u = 0 ,
m = 0
d
dx
µ
(1 x
2
)
dP
`
(x)
dx
+ ` (` + 1) P
`
(x) = 0 .
m ` m
m
d
m
dx
m
(f g) =
d
m
f
dx
m
g + m
d
m1
f
dx
m1
dg
dx
+
m(m 1)
2
d
m2
f
dx
m2
d
2
g
dx
2
+ ···
+
m!
k!(m k)!
d
mk
f
dx
mk
d
k
g
dx
k
+ ··· + f
d
m
g
dx
m
,
d
m+1
dx
m+1
µ
dP
`
dx
(1 x
2
)
=
=
d
m+2
P
`
dx
m+2
(1 x
2
) 2 (m + 1) x
d
m+1
P
`
dx
m+1
m (m + 1)
d
m
P
`
dx
m
.
m
u(x) = d
m
P
`
/dx
m