Q-이항계수의 목록

수학노트
http://bomber0.myid.net/ (토론)님의 2011년 5월 13일 (금) 05:04 판
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개요
  • 정의
    \({n \choose r}_q={{[n]_q!} \over {[r]_q![n - r]_q!}}=\frac{(q;q)_n}{(q;q)_r(q;q)_{n-r}}=\frac{(1-q)_q^n}{(1-q)_q^r (1-q)_q^{n-r}}\)

 

 

목록
  • 다음 목록은 자연수 \(n\) 과 \(r=0,1,\cdots,n\)에 대한 q-이항계수
    \(n=1, \{{1,1}\}\)
    \(n=2, \{{1,1+q,1}\}\)
    \(n=3, \{{1,1+q+q^2,1+q+q^2,1}\}\)
    \(n=4, \{{1,1+q+q^2+q^3,(1+q^2) (1+q+q^2),1+q+q^2+q^3,1}\}\)
    \(n=5, \{{1,1+q+q^2+q^3+q^4,(1+q^2) (1+q+q^2+q^3+q^4),(1+q^2) (1+q+q^2+q^3+q^4),1+q+q^2+q^3+q^4,1}\}\)
    n=6,{1,1+q+q^2+q^3+q^4+q^5,(1+q^2+q^4) (1+q+q^2+q^3+q^4),(1+q^2) (1+q^3) (1+q+q^2+q^3+q^4),(1+q^2+q^4) (1+q+q^2+q^3+q^4),1+q+q^2+q^3+q^4+q^5,1}
    n=7,{1,1+q+q^2+q^3+q^4+q^5+q^6,(1+q^2+q^4) (1+q+q^2+q^3+q^4+q^5+q^6),(1-q+q^2) (1+q+q^2+q^3+q^4) (1+q+q^2+q^3+q^4+q^5+q^6),(1-q+q^2) (1+q+q^2+q^3+q^4) (1+q+q^2+q^3+q^4+q^5+q^6),(1+q^2+q^4) (1+q+q^2+q^3+q^4+q^5+q^6),1+q+q^2+q^3+q^4+q^5+q^6,1}
    n=8,{1,1+q+q^2+q^3+q^4+q^5+q^6+q^7,(1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6),(1-q+q^2) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7),(1-q+q^2) (1+q^4) (1+q+q^2+q^3+q^4) (1+q+q^2+q^3+q^4+q^5+q^6),(1-q+q^2) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7),(1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6),1+q+q^2+q^3+q^4+q^5+q^6+q^7,1}
    n=9,{1,1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8,(1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),(1+q^3+q^6) (1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6),(1-q+q^2) (1+q^4) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),(1-q+q^2) (1+q^4) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),(1+q^3+q^6) (1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6),(1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8,1}
    n=10,{1,1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8+q^9,(1+q^2+q^4+q^6+q^8) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),(1+q^3+q^6) (1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8+q^9),(1+q^4) (1+q^3+q^6) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q^2+q^4+q^6+q^8),(1+q) (1-q+q^2) (1+q+q^2) (1+q^4) (1-q+q^2-q^3+q^4) (1+q^3+q^6) (1+q+q^2+q^3+q^4+q^5+q^6),(1+q^4) (1+q^3+q^6) (1+q+q^2+q^3+q^4+q^5+q^6) (1+q^2+q^4+q^6+q^8),(1+q^3+q^6) (1+q^2+q^4+q^6) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8+q^9),(1+q^2+q^4+q^6+q^8) (1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8),1+q+q^2+q^3+q^4+q^5+q^6+q^7+q^8+q^9,1}

 

 

재미있는 사실

 

 

 

역사

 

 

메모
원본 주소 "https://wiki.mathnt.net/index.php?title=Q-이항계수의_목록&oldid=2733"