Which other colour, along with yellow and green appears on the flag of Gabon?
BLUE Gauss-Markov assumptions Best Linear Unbiased Estimator Gauss-Markov theorem Linear estimator Gauss–Markov assumptions Gauss-Markow least squares theorem Best linear unbiased estimator Gauss–Markov–Aitken theorem Gauss-Markov model Gauss-Markov-Aitken theorem Gauss markov theorem Gauss–Markov model Gauss–Markov theorem Blue (statistics)