Data:L11a382/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 z^9+a^3 z^7-7 a z^7+z^7 a^{-1} +5 a^3 z^5-18 a z^5+5 z^5 a^{-1} +8 a^3 z^3-20 a z^3+8 z^3 a^{-1} +4 a^3 z-9 a z+4 z a^{-1} +a^3 z^{-1} -a z^{-1} }