Author

Nicholas G. Hall

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Review Aug 2026

Symmetric Numerical Three-Dimensional Matching: Intractability and Inapproximability

This tutorial develops three complementary hardness results for SN3DM, a role recovery under marginal symmetry that asks whether three disjoint labeled classes with identical weight multisets can be partitioned into class-transversal triples of one common target sum.

Zhi-Long Chen, Nicholas G. Hall · 0 citations