Tag · 3 problems · 1 field
Open problems tagged optimization
3 problems in the Math Lab index touch optimization. Each carries a precise statement, an honest status, and a computational line of attack.
Hadamard's maximal determinant problemGeometry & Packinguntouched
What is the largest possible determinant of an n×n matrix with entries ±1? Hadamard's bound n^(n/2) is attained only at Hadamard orders; other orders are subtler.