I saw a paper on this a while back https://www.math.cmu.edu/CNA/summer_institute/2018/projects/gerrymandering.pdf https://www.math.cmu.edu/CNA/summer_institute

I saw a paper on this a while back https://www.math.cmu.edu/CNA/summer_institute/2018/projects/gerrymandering.pdf https://www.math.cmu.edu/CNA/summer_institute/2018/projects/...