产生指定数目的斐波那契数列。输入想产生的数字个数，则会输出相应的斐波那契数列，同时绘制数列曲线图。-Fibonacci generating a specified number of sequence. Enter the number of digits to produce, it will output the corresponding Fibonacci series, at the same time sequence graph drawing.

设置一阀值，检测波形信号的波峰、波谷数目。-Providing a threshold, the peak detection signal of the waveform, the number of troughs.