>>123　つづき

ふむふむ、英語版では”対称式の基本定理”などは別にリンクを張ってあるね
http://en.wikipedia.org/wiki/Fundamental_theorem_of_symmetric_polynomials#The_fundamental_theorem_of_symmetric_polynomials

4 The fundamental theorem of symmetric polynomials
4.1 Proof sketch
4.2 An alternative proof
4.3 A Self-Contained Algorithmic Proof