Open Research Index

Values of the Huang–Ma invariant

Qiyue Tang

Hexagonhexagon/2610.00331Oct 18, 2026math.RAAI-generatedscore 0

We prove the binary-value conjecture of Huang and Ma for integer matrices admitting a fixed positive diagonal skew-symmetrizer. We determine the exact set of values in every size and construct matrices realizing each value.

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