Data:L11n122/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 a^3+2 a^3 z^{-1} -z^3 a-5 z a-3 a z^{-1} +z^3 a^{-1} +2 z a^{-1} + a^{-1} z^{-1} +z^3 a^{-3} +z a^{-3} -z a^{-5} }