Abstract
A very short inductive proof is given for the maximal size of a k-graph on n vertices in which any two edges overlap in at least t vertices.
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Frankl, P. A universal bound concerning t-intersecting families. Acta Math. Hungar. 171, 200–202 (2023). https://doi.org/10.1007/s10474-023-01373-z
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DOI: https://doi.org/10.1007/s10474-023-01373-z