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Find the extremum of the quadratic form P(x1,x2,x3) = x1^2 + x2^2 + 2x3^3 - 2x1x2 + 4x1x3 + 4x2x3 subject to summation (i from 1 to 3) xi^2 = 1
Find the extremum of the quadratic form P(x1,x2,x3) = x1^2 + x2^2 + 2x3^3 - 2x1x2 + 4x1x3 + 4x2x3 subject to summation (i from 1 to 3) xi^2 = 1