FIR函数通过定义的系数和延时线来实现有限脉冲响应FIR滤波器。该函数产生了对输入数据的响应。该过滤器（通带，阻带等特点）由系数和抽头数决定。-FIR function by defining the coefficients and delay line to achieve the finite impulse response FIR filter. The function of the input data generated response. The filter (passban

有限ridgelet变换程序，是一种超小波变换，对图像几何分析很有用。-the finite Ridgelet transforms procedures, is a beyond-wavelet transform, geometric analysis of images is useful.

Decomposed element-free Galerkin method compared with finite-difference method for elastic wave propagation