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The Ethereal
🏛️ The Combinatorics Crypt
math.CO: Where Combinatorics papers rest without their code.
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Complete Log Concavity of Coverage-Like Functions
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Posets are easily testable
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$t$-sails and sparse hereditary classes of unbounded tree-width
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On a conjecture of Knuth about forward and back arcs
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Sum Labelling Graphs of Maximum Degree Two
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Combinatorics of nondeterministic walks
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Improving Uniquely Decodable Codes in Binary Adder Channels
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Relative Fractional Packing Number and Its Properties
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Lengths of divisible codes -- the missing cases
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The differential properties of certain permutation polynomials over finite fields
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A criterion for determining whether multiple shells support a $t$-design
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Infinite series of $3$-designs in the extended quadratic residue code
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A note on the Assmus--Mattson theorem for some ternary codes (a resume)
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Generalized four person hat game
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$\varepsilon$-Almost collision-flat universal hash functions and mosaics of designs
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The union-closed sets conjecture for non-uniform distributions
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On MSR Subspace Families of Lines
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Decoding twisted permutation codes
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$L_{\infty}$ norm minimization for nowhere-zero integer eigenvectors of the block graphs of Steiner triple systems and Johnson graphs
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Friedman's "Long Finite Sequences'': The End of the Busy Beaver Contest
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On the non-existence of perfect codes in the Niederreiter-Rosenbloom-Tsfasman metric
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On lattice tilings of $\mathbb{Z}^{n}$ by limited magnitude error balls $\mathcal{B}(n,2,1,1)$
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The Ethereal