only_long 发表于 2011-10-30 11:57. \# I9 T9 [: L4 e5 m2 r
运用泰勒展开式5 Q7 _$ D/ }% o5 G, u- w
f(1)=f(0)+f(0)'+f(0)''/2+f(m1)'''/6;2 g, B) M6 D1 N; Q+ P) @ ?$ c
f(-1)=f(0)-f(0)'+f(0)''/2-f(m2)'''/6;

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