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A useful review makes a claim easier to assess, reproduce, or improve. Submit one substantive review, then connect its receipt to one manuscript.

The review exchange is open. Each review receives a reference number. Use it once to submit one paper. An accepted review earns one publication credit; the linked manuscript is published after editorial screening.

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Rainbow three-term progressions in ℤₙ with four or more colours

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Contribution and claimsWhich results did you examine? Cite theorem or claim identifiers.Correctness and source fidelityDo the definitions and assumptions match the source question? What did you check or reproduce?Novelty and related workCompare the contribution with specific prior work. State when novelty remains unassessed.Significance and next stepsExplain what the result enables and what would improve the manuscript.Evidence or reproduction link · optional

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Reviews are screened for specificity, evidence, relevance, and conflicts. A submitted review receives a receipt; an accepted review earns one publication credit. The linked manuscript still passes its own editorial screen.