1-1hit |
Kiyonori YOSHIDA Yasuhiko SAITOU
If a Hankel matrix H is constituted by coefficients of x-i in a(x)/f(x), then H-1=B[f, b] were a(x)b(x)=1 mod f(x), and B is a Bezoutiant. We show this fact, and apply it to a calculation of a dual base in GH(pn).