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Let ■=mɑx x∈Rd D(x;Fn),h continuous and D(x,F) have a unique deepest point θ,then limn→∞■=0 a.

令■=mαx D x∈Rd(x;Fn),h连续且D(x,F)有惟一的最深点Q,则limn→∞■=0 a。