Borcherds's unified Moonshine conjecture
Let M\mathbb{M}M be the Monster group. For each g∈Mg\in\mathbb{M}g∈M, seek a 1∣g∣Z\frac{1}{|g|}\mathbb{Z}∣g∣1Z-graded super-module gV^{}^g\hat VgV^ over Z[e2πi/∣g∣]\mathbb{Z}[e^{2\pi i/|g|}]Z[e2πi/∣g∣], equipped with…