利用portaudio音频库，实现声卡双通道正弦波音频输出
The portaudio audio library sine wave sound card dual channel audio output (2013-03-14, C/C++, 2KB, 下载10次)
小波分析中小波尺度函数，包括正交小波、双正交小波、Meyer小波、无尺度小波。
Wavelet analysis in the wavelet and scaling functions, including the orthogonal wavelet and biorthogonal wavelet, Meyer wavelet, scale wavelet (2012-05-24, C/C++, 2KB, 下载33次)