1 The principal conclusionTh1:For every anti-symmetric tridiagonal n×n matrix A with the off-diagonal ele-ments±β<sub>i</sub>(i=1,2,…n-1),there is an
Assume that a convergent matrix sequence{A<sub>n</sub>}:A<sub>n</sub>→A(n→∞), A<sub>n</sub>,A∈C<sup>3×3</sup>.We want to form a new matrix sequence {H<su