该程序完成了相机的三维标定，采用张正友的棋盘角点标定的方法，可以高精度的标定相机的旋转矩阵和平移矢量-The program completed the three-dimensional calibration of the camera, using the method of Zhang Zhengyou s corner point calibration method, the calibration of camera rotation matrix and translation

带双步的QR分解方法求所有特征值，以及反幂法求解对应特征向量-two-steps-qr-descomposure to solve all eigenvalues of a matrix. and antipower method to solve a engenvector correspongding to the eigenvalue