Data:L8n5/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^4-2 a^8 z^2+a^8+2 a^7 z^5-4 a^7 z^3+a^6 z^6-2 a^6 z^2+a^6 z^{-2} -a^6+3 a^5 z^5-5 a^5 z^3+4 a^5 z-2 a^5 z^{-1} +a^4 z^6-a^4 z^4+3 a^4 z^2+2 a^4 z^{-2} -4 a^4+a^3 z^5-a^3 z^3+4 a^3 z-2 a^3 z^{-1} +3 a^2 z^2+a^2 z^{-2} -3 a^2}