Edward O. Thorp. The probability that a matrix has a saddle point. Inf. Sci., 19(2):91-95, 1979. [doi]
@article{Thorp79, title = {The probability that a matrix has a saddle point}, author = {Edward O. Thorp}, year = {1979}, doi = {10.1016/0020-0255(79)90006-9}, url = {http://dx.doi.org/10.1016/0020-0255(79)90006-9}, researchr = {https://researchr.org/publication/Thorp79}, cites = {0}, citedby = {0}, journal = {Inf. Sci.}, volume = {19}, number = {2}, pages = {91-95}, }