Subresultant

Author

Eric W. Weisstein
April 14, 2004

This notebook downloaded from http://mathworld.wolfram.com/notebooks/Algebra/Subresultant.nb.

For more information, see Eric's MathWorld entry http://mathworld.wolfram.com/Subresultant.html.

©2005 Wolfram Research, Inc. except for portions noted otherwise

Example

Resultant[x-a,x-b,x]

Subresultants[(x-a),(x-b),x]

Resultant[(x-a)(x-b),(x-c),x]

FullSimplify[Subresultants[(x-a)(x-b),(x-c),x]]

Resultant[(x-a)(x-b),(x-c)(x-d),x]

FullSimplify[Subresultants[(x-a)(x-b),(x-c)(x-d),x]]