New Records for the Hadamard Maximal Determinant Problem in Dimensions $51$, $107$, $111$, $115$, and $119$

Giorgi Butbaia, Pragatheeswaran Vipulanandan, Justin Tan +6

We compute new lower bounds for determinants of $\{\pm 1\}$-matrices of orders $n=51$, $n=107$, $n=111$, $n=115$, and $n=119$, improving previous recorded bounds by $3.1\%$, $0.44\…