梅西纳多项式 梅西纳多项式定义为 M n  x  β  γ    k   n     k  n k   x k  k   x  β  n  k γ  k displaystyle Mnxbeta gamma sum knkn choose kx choose kkxbeta nkgamma k 梅西纳多项式的前几项为 M x       β     γ   x  γ  displaystyle Mxbeta gamma xgamma  M x       γ   β   β  γ    γ    γ     β  γ       γ  β   x  γ       γ    γ    x   γ   displaystyle Mxgamma beta beta gamma gamma gamma beta gamma gamma beta xgamma gamma gamma xgamma  M x        γ   β     γ   β     γ   β   γ       γ   β     γ   β     γ  β    γ   β    γ     β  γ      x  γ       γ     γ   β    γ     β  γ     γ  β      γ   x   γ      γ     γ  γ      x   γ   displaystyle Mxgamma beta gamma beta gamma beta gamma gamma beta gamma beta gamma beta gamma beta gamma beta gamma xgamma gamma gamma beta gamma beta gamma gamma beta gamma xgamma gamma gamma gamma xgamma