Convex Optimization 讀書筆記 (1)

Chapter2 Convex Set 2.1 Affine, Convex Set 2.1.1 Line, Line Segment Suppose x 1 , x 2 x_1,x_2 x1​,x2​ are two points in R n \mathbf{R}^n Rn, y = θ x 1 + ( 1 − θ ) x 2 , θ ∈ R y=\theta x_1+(1-\theta)x_

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