Counting and Locating the Solutions of Polynomial Systems of Maximum Likelihood Equations, II: The Behrens-Fisher Problem

Max-Louis G. Buot, Serkan Hosten, Donald St. P. Richards

Let $\mu$ be a $p$-dimensional vector, and let ${\Sigma }_1$ and ${\Sigma }_2$ be $p\times p$ positive definite covariance matrices. On being given random samples of sizes $N_1$ and $N_2$ from inde…