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LeanPool
.
PhaseRetrieval
.
Constant
.
Internal
.
AnnulusLocalEstimate
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Imports
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LeanPool.PhaseRetrieval.Constant.Internal.BlockDecomposition
LeanPool.PhaseRetrieval.Constant.Internal.HighFreqBandEstimate
LeanPool.PhaseRetrieval.Constant.Internal.LocalCircleEstimate
Imported by
FockSPR
.
annulus_local_estimate
AnnulusLocalEstimate
#
Auxiliary lemmas for frequency block analysis
#
Private Lemma 6.1a: Monotonicity of
f(j) = 11(2j+1)/(j-5)^2
#
Structural matching: localPoly as a Fourier sum
#
Theorem 6.1: Uniform local estimate on annuli
#
source
theorem
FockSPR
.
annulus_local_estimate
{
D
:
ℕ
}
(
hD
:
1
≤
D
)
(
a
:
Fin
D
→
ℂ
)
(
j
:
ℕ
)
{
r
:
ℝ
}
(
hr_nn
:
0
≤
r
)
(
_hr_lo
:
↑
j
≤
r
)
(
_hr_hi
:
r
≤
↑
j
+
1
)
:
(
circleNormSq
fun (
t
:
AddCircle
T
) =>
localPoly
a
5
j
(
↑
r
*
(
fourier
1
)
t
)
)
≤
1620
^
2
*
∫
(
t
:
AddCircle
T
)
,
rho
(
localPoly
a
5
j
(
↑
r
*
(
fourier
1
)
t
))
^
2
∂
AddCircle.haarAddCircle