判断题
设是以为周期的奇函数, 或是定义在上的奇函数,
那么的傅里叶系数
设是以为周期的奇函数, 或是定义在上的奇函数,
那么的傅里叶系数
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单项选择题
Even though people all use the Chinese language, they speak in different ways in different areas, which are called ____
Even though people all use the Chinese language, they speak in different ways in different areas, which are called ____
A.Idiom
B.Dialects
C.Proverbs
D.Poetry