Data:L11a358/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 z^7 a^{-1} +z^7 a^{-3} -a z^5+5 z^5 a^{-1} +4 z^5 a^{-3} -z^5 a^{-5} -4 a z^3+8 z^3 a^{-1} +3 z^3 a^{-3} -3 z^3 a^{-5} -3 a z+6 z a^{-1} -z a^{-3} -z a^{-5} + a^{-1} z^{-1} - a^{-3} z^{-1} }