【req】A Simple Fixed-Point Error Bound for the Fast Fourier Transform

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A Simple Fixed-Point Error Bound for the Fast Fourier Transformhttp://cn.bing.com/search?q=A+Simple+Fixed-Point+Error+Bound+for+the+Fast+Fourier+Transform&go=搜索&qs=n&form=QBRE&sp=-1&pq=a+simple+fixed-point+error+bound+for+the+fast+fourier+transform&sc=0-63&sk=&cvid=F28111133C614021BEC18D74E56B7C26