Subhash Khot, Dana Moshkovitz. NP-Hardness of Approximately Solving Linear Equations over Reals. SIAM Journal on Computing, 42(3):752-791, 2013. [doi]
@article{KhotM13,
title = {NP-Hardness of Approximately Solving Linear Equations over Reals},
author = {Subhash Khot and Dana Moshkovitz},
year = {2013},
doi = {10.1137/110846415},
url = {http://dx.doi.org/10.1137/110846415},
researchr = {https://researchr.org/publication/KhotM13},
cites = {0},
citedby = {0},
journal = {SIAM Journal on Computing},
volume = {42},
number = {3},
pages = {752-791},
}