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[主观题]
证明:若函数项级数在开区间(a,b)一致收敛于和函数S(x),且函数un(x)在闭区间[a,b]连续,则
证明:若函数项级数在开区间(a,b)一致收敛于和函数S(x),且函数un(x)在闭区间[a,b]连续,则
证明:若函数项级数在开区间(a,b)一致收敛于和函数S(x),且
函数un(x)在闭区间[a,b]连续,则和两数S(x)在闭区间[a,b]连续.
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