Extremal set theory
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Counts include all statuses and descendants. Classifications are editorial or inferred from community fields, not an AMS assessment of the problem.
Erdős–Szemerédi 3 -sunflower-free capacity: determine C 49 or improve its bounds; the repository records 1.551 ( geq 1.554 ) (lower) and frac 3 2^ 2/3 approx 1.88988 (upper).
Union-closed sets conjecture constant: determine C 6 or improve its bounds; the repository records 0.38271 (lower) and 0.5 (upper).
Cap set constant: determine C 4a or improve its bounds; the repository records 2.2203 (lower) and 2.756 (upper).
These are selected sources for the parent class. Article coverage is a first reviewed selection, and may not cover this exact subcategory.
Electronic Journal of Combinatorics
Combinatorics and graph theory
Journal discovery is available; article-level extraction for this class is not yet included in this batch.
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