Data:L9a40/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 a^8 z^2+2 a^7 z^3+3 a^6 z^4-2 a^6 z^2+4 a^5 z^5-8 a^5 z^3+4 a^5 z+3 a^4 z^6-6 a^4 z^4+a^4 z^2+2 a^3 z^7-4 a^3 z^5-2 a^3 z^3+2 a^3 z+a^2 z^8-2 a^2 z^6-2 a^2 z^4+2 a^2 z^2+3 a z^7+z^7 a^{-1} -14 a z^5-6 z^5 a^{-1} +19 a z^3+11 z^3 a^{-1} -8 a z+a z^{-1} -6 z a^{-1} + a^{-1} z^{-1} +z^8-5 z^6+7 z^4-2 z^2-1}