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单词
Bessel equation
释义
Bessel equation
[`bes·ǝl i`kwā·zhǝn]
MATHEMATICS
The differential equation
z
2
ƒ
''(
z
) +
zƒ
'(
z
) + (
z
2
-
n
2
)
ƒ
(
z
) = 0.
随便看
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更新时间:2025/9/1 22:54:22