Data:10 139/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^8 a^{-8} +z^8 a^{-10} +z^7 a^{-9} +z^7 a^{-11} -8 z^6 a^{-8} -8 z^6 a^{-10} -7 z^5 a^{-9} -7 z^5 a^{-11} +21 z^4 a^{-8} +20 z^4 a^{-10} +z^4 a^{-14} +13 z^3 a^{-9} +13 z^3 a^{-11} +z^3 a^{-13} +z^3 a^{-15} -21 z^2 a^{-8} -19 z^2 a^{-10} -2 z^2 a^{-14} -6 z a^{-9} -5 z a^{-11} -z a^{-13} -2 z a^{-15} +6 a^{-8} +6 a^{-10} + a^{-12} }