matlab生成gif动图

代码如下： clc clear pic_num = 1; for epsilon = 0.01:-0.001:0.005 t = 1; syms x; ur = -1; ul = 1; s = (ur + ul)/2; w = ur + 1/2*(ul - ur)*(1-tanh((ul-ur)*(x-s*t)/(4*epsilon)));

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