Data:L11a177/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^3 z^7+4 a^3 z^5+5 a^3 z^3+a^3 z-a^3 z^{-1} -a z^9-6 a z^7+z^7 a^{-1} -13 a z^5+4 z^5 a^{-1} -11 a z^3+5 z^3 a^{-1} -a z+z a^{-1} +3 a z^{-1} -2 a^{-1} z^{-1} }