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delta function
释义
WordReference Random House Unabridged Dictionary of American English © 2024
del
′
ta func′tion,
[
Physics, Math.
]
Mathematics, Physics
a generalized function having the value 0 except at 0, the value infinity at 0, and an integral from minus infinity to plus infinity of 1, used in thermodynamics and quantum mechanics. Also called
Dirac delta function.
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更新时间:2026/8/6 21:48:45