Johan Thapper, Stanislav Zivny. The Limits of SDP Relaxations for General-Valued CSPs. TOCT, 10(3), 2018. [doi]
@article{ThapperZ18, title = {The Limits of SDP Relaxations for General-Valued CSPs}, author = {Johan Thapper and Stanislav Zivny}, year = {2018}, doi = {10.1145/3201777}, url = {https://doi.org/10.1145/3201777}, researchr = {https://researchr.org/publication/ThapperZ18}, cites = {0}, citedby = {0}, journal = {TOCT}, volume = {10}, number = {3}, }