Data:L11a183/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^5 a^{-5} +2 z^3 a^{-5} +z a^{-5} -z^7 a^{-3} -3 z^5 a^{-3} -3 z^3 a^{-3} -z a^{-3} - a^{-3} z^{-1} -z^7 a^{-1} +a z^5-3 z^5 a^{-1} +2 a z^3-3 z^3 a^{-1} +a z+ a^{-1} z^{-1} }