Data:L11a536/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 a^7 z^{-1} +a^5 z^{-3} -3 a^5 z-a^5 z^{-1} +3 a^3 z^3-3 a^3 z^{-3} +z^3 a^{-3} -4 a^3 z^{-1} -a z^5-z^5 a^{-1} +2 a z^3+3 a z^{-3} -z^3 a^{-1} - a^{-1} z^{-3} +6 a z+7 a z^{-1} -3 z a^{-1} -3 a^{-1} z^{-1} }