快速傅里叶反变换 fast fourier inverse transform; fast fourier transform inverse; ffti
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例句与用法
This text aims to establish mathematics model , everyday randomicity variable to be set up by the discrete transformation method , to set up the simulation parameter form and the moleling and covariance form , draw the procedure flow chart to proceed simulative newspaper calculator problem 摘要通过建立数学模型、运用离散反变换法产生每天卖报数随机变量、建立模拟参量表和建模及统计变量表、画出程序流程图等步骤对报童问题进行模拟。