Data:L11a543/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^{13} z^{-3} +a^{13} (-z)+3 a^{11} z^3-3 a^{11} z^{-3} +2 a^{11} z-5 a^{11} z^{-1} -2 a^9 z^5-a^9 z^3+3 a^9 z^{-3} +8 a^9 z+10 a^9 z^{-1} -3 a^7 z^5-8 a^7 z^3-a^7 z^{-3} -8 a^7 z-5 a^7 z^{-1} -a^5 z^5-2 a^5 z^3-a^5 z}