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Benjamin Rossman

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  • ITCS2 editions2021–2023

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titleconferencedate
Symmetric Formulas for Products of PermutationsITCS 20232023-01-10
Proves that the permutation-matrix product decision problem PMM_{k,n} requires size n^{Ω(log k)} for formulas invariant under the shifted-diagonal Sn^{k-1}…
Talk on
Shrinkage of Decision Lists and DNF FormulasITCS 20212021-01-06
Result gives a concrete shrinkage bound: the expected decision list size under a p‑random restriction is at most M^{α(p)} where α(p) is an explicit function of…
Talk
Lower Bounds for Subgraph Isomorphism and Consequences in First-Order LogicSymmetry, Logic, Computation 20162016-11-07
States that colored Subgraph Isomorphism has nearly tight AC0 circuit lower bounds — circuits need n^{Ω(treewidth / log treewidth)} — and AC0 formulas require…
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