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math.CO2025
Multivalued forbidden numbers of two-rowed configurations -- the missing cases
Wallace Peaslee, Attila Sali, Jun Yan
The present paper considers extremal combinatorics questions in the language of matrices. An -matrix is a matrix with entries in . An -matrix is simple i…
math.CO2023
An intermediate case of exponential multivalued forbidden matrix configuration
Wallace Peaslee, Attila Sali, Jun Yan
The forbidden number forb, which denotes the maximum number of distinct columns in an -rowed -matrix with no submatrix that is a row and column permutation of ,…