This is promising work that may be interesting in the future: https://arxiv.org/pdf/1902.10171.pdf
This also looks like it could be interesting: http://meetings.aps.org/Meeting/MAR20/Session/W17.7 (Gurobi is a CPU solver for integer and linear programming problems, which are some of the most useful to solve quickly.
There is also: https://ai.googleblog.com/2016/07/towards-exact-quantum-desc...