void Eigen::JacobiSVD<MatrixType, QRPreconditioner>::allocate(Eigen::Index, Eigen::Index, unsigned int) [with _MatrixType = Eigen::Matrix<double, 3, 3>; int QRPreconditioner = 2; Eigen::Index = long int]: Assertion `(!(m_computeThinU || m_computeThinV) || (MatrixType::ColsAtCompileTime==Dynamic)) && "JacobiSVD: thin U and V are only available when your matrix has a dynamic number of columns."' failed.

[MasterY0416]

使用SVD求解的时候会有问题：