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Principal-value residue rule
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Words: 12
For real
a
and nonzero real
ω
,
PV
∫
−
∞
∞
x
−
a
e
iω
x
d
x
=
iπ
sgn
(
ω
)
e
iωa
.
(73)
Ancestors
(5)
Complex analysis
Analysis
Area of mathematics
Mathematics
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