テプリッツ行列
.. 0 0 h 2 h 1 ... ⋮ ⋮ h 3 h 2 ... 0 0 ⋮ h 3 ... h 1 0 h m − 1 ⋮ ... h 2 h 1 h m h m − 1 ⋮ ⋮ h 2 0 h m ... h m − 2 ⋮ 0 0 ... h m − 1 h m − 2 ⋮ ⋮ ⋮ h m h m − 1 0 0 0 ... h m ] [ x 1 x 2 x 3 ⋮ x n ] y ⊺ = [ h 1 h 2 h 3 ... h m − 1 h m ] [ x 1 x 2 x 3 ... x n 0 0 0 ... 0 0 x 1 x 2 x 3 ... x n 0 0 ... 0 0 0 x 1 x 2 x 3 ... x n 0 ... 0 ⋮ ⋮ ⋮ ⋮ ⋮ ... ⋮ ⋮ ... 0 0 ... 0 0 x 1 ... x n − 2 x n − 1 x n ⋮ 0 ... 0 0 0 x 1 ...