Data:L11n147/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^9 z^{-1} -a^7 z^5-3 a^7 z^3+2 a^7 z^{-1} +a^5 z^7+5 a^5 z^5+7 a^5 z^3+3 a^5 z-a^3 z^5-4 a^3 z^3-4 a^3 z-a^3 z^{-1} }