Data:L11a182/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^{-3} +z^7 a^{-5} -z^5 a^{-1} +3 z^5 a^{-3} +3 z^5 a^{-5} -z^5 a^{-7} -2 z^3 a^{-1} +3 z^3 a^{-3} +3 z^3 a^{-5} -2 z^3 a^{-7} +z a^{-3} +z a^{-5} -z a^{-7} + a^{-1} z^{-1} - a^{-3} z^{-1} }