Data:K11n7/Kauffman Polynomial

Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle z^9 a^{-1} +z^9 a^{-3} +6 z^8 a^{-2} +3 z^8 a^{-4} +3 z^8+3 a z^7+7 z^7 a^{-1} +7 z^7 a^{-3} +3 z^7 a^{-5} +a^2 z^6-7 z^6 a^{-2} -z^6 a^{-4} +z^6 a^{-6} -4 z^6-9 a z^5-24 z^5 a^{-1} -17 z^5 a^{-3} -2 z^5 a^{-5} -3 a^2 z^4-9 z^4 a^{-2} -z^4 a^{-4} +4 z^4 a^{-6} -7 z^4+8 a z^3+17 z^3 a^{-1} +11 z^3 a^{-3} +5 z^3 a^{-5} +3 z^3 a^{-7} +3 a^2 z^2+9 z^2 a^{-2} -3 z^2 a^{-6} +9 z^2-2 a z-4 z a^{-1} -3 z a^{-3} -3 z a^{-5} -2 z a^{-7} -a^2-2 a^{-2} + a^{-4} + a^{-6} -2}