28 Jul
2007
28 Jul
'07
8:09 p.m.
Wouter writes: << Imagine a necklace with n beads of up to n colours, say n=3 beads made of colours x[1], x[2] and x[3], then these are counted by: Table[NecklacePolynomial[n,Array[x,n],Cyclic],{n,3,3}] {x[1]^3 + x[1]^2*x[2] + x[1]*x[2]^2 + x[2]^3 + x[1]^2*x[3] + 2*x[1]*x[2]*x[3] + x[2]^2*x[3] + x[1]*x[3]^2 + x[2]*x[3]^2 + x[3]^3} . . . . . .
Wouter, can you please remind us how to multiply colours (8-)> ? Dan