arXiv:2305.12230v1
Abstract
We prove an easy statement about inhomogeneous approximation in metric theory of Diophantine Approximation.
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Not a correctness certificate. A “Correct” result may include yellow typos or minor formal corrections that do not affect substantive soundness. It means this audit found no unresolved substantive error under the stated criteria; it does not replace expert scrutiny or formal verification.
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Detailed mathematical audit
01Statements3 reported findingsCorrect
For every well-distributed sequence, the metric inhomogeneous approximation conclusion of Theorem 1 is correct.
A positive proportion of separated boxes receives sequence points
Pages 2–3 · box selection preceding equations (6)–(8) · arXiv:2305.12230v1
At every selected well-distributed scale, all interior grid boxes contain a sequence point. Restricting to coordinate indices congruent to one modulo three makes the smaller target boxes pairwise disjoint while retaining centers. This yields the uniform positive lower measure used in the limsup argument.
Almost every target receives the claimed infinitely many approximations
Pages 2–4 · Theorem 1 and its proof · arXiv:2305.12230v1
At each selected scale, well distribution supplies one sequence point in a positive proportion of separated boxes. The total measures diverge, while the inductive choice of scales gives the required quasi-independence bound. The second Borel–Cantelli lemma then yields the liminf conclusion for almost every target.
Full paper, version 1 ↗One upper index contains an extra power
Page 2 · grid-box enumeration preceding equation (6) · arXiv:2305.12230v1
The coordinate indices run up to the one-dimensional grid count in each direction; the printed upper bound carries an extra th power. The next line's total number of boxes and every later count use the correct coordinate bound.
02Proofs1 reported findingCorrect
The separated-box construction and quasi-independent Borel–Cantelli argument are correct and complete after the grid-index typo is repaired.
The metric limsup argument closes
Pages 2–4 · equations (6)–(13) · arXiv:2305.12230v1
The selected boxes at a fixed scale are disjoint, their union has measure comparable to the prescribed divergent term, and later scales are chosen to control every earlier intersection. Repeated sequence points form at most a null exceptional set and do not affect the conclusion.
03Novelty0 reported findingsNo non-novelty findings
No non-novelty findings.