Data:K12a1102/HOMFLYPT 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^8-2 a^2 z^6-2 z^6 a^{-2} +4 z^6+a^4 z^4-5 a^2 z^4-5 z^4 a^{-2} +z^4 a^{-4} +10 z^4+a^4 z^2-8 a^2 z^2-8 z^2 a^{-2} +z^2 a^{-4} +10 z^2+2 a^4-4 a^2-4 a^{-2} +2 a^{-4} +5}