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Scilab help >> Polynomials > hrmt

hrmt

多項式の最大公約数

呼び出し手順

[pg,U]=hrmt(v)

Parameters

v

多項式の行,すなわち,1xk 多項式行列

pg

多項式

U

ユニモジュラ多項式行列

説明

[pg,U]=hrmt(v) は,多項式vについて ユニモジュラ行列Uおよび v*U = [pg,0]となるような, pg = 多項式の行の最大公約数を返します.

x=poly(0,'x');
v=[x*(x+1),x^2*(x+1),(x-2)*(x+1),(3*x^2+2)*(x+1)];
[pg,U]=hrmt(v);U=clean(U)
det(U)

参照

  • gcd — 最大公約数を計算
  • htrianr — 多項式行列の三角化

作者

S. Steer INRIA

<< horner Polynomials htrianr >>

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Last updated:
Thu May 12 11:45:53 CEST 2011