Symmetric polynomial

English

Noun

1. Template:Lb A polynomial which remains unchanged if its variables are permuted Template:C

   $x+y+z$

   $xyz$

   $2x^2+2y^2+2z^2$, etc.

   An example of a non-symmetric polynomial is $x+2y$: if we interchange $x$ and $y$, this polynomial changes to $2x+y$.

Hyponyms

• elementary symmetric polynomial