Alexander I. Barvinok
Feasibility Testing for Systems of Real Quadratic Equations
STOC, 1992.
@inproceedings{STOC-1992-Barvinok, author = "Alexander I. Barvinok", booktitle = "{Proceedings of the 24th Annual ACM Symposium on Theory of Computing}", doi = "10.1145/129712.129725", isbn = "0-89791-511-9", pages = "126--132", publisher = "{ACM}", title = "{Feasibility Testing for Systems of Real Quadratic Equations}", year = 1992, }