ベクトルと行列 コマンド ApplyMatrix CharacteristicPolynomial Cross CurvatureVector Determinant Dimension Direction Dot Eigenvalues Eigenvectors Element Identity Invert JordanDiagonalization Length LUDecomposition MatrixRank MinimalPolynomial PerpendicularVector QRDecomposition ReducedRowEchelonForm SVD ToComplex ToPolar Transpose UnitPerpendicularVector UnitVector Vector