Data:L11n176/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)+a^{11} z^5+5 a^{11} z^3+4 a^{11} z-a^{11} z^{-1} -a^9 z^7-5 a^9 z^5-5 a^9 z^3+2 a^9 z+3 a^9 z^{-1} -a^7 z^7-6 a^7 z^5-11 a^7 z^3-8 a^7 z-2 a^7 z^{-1} }