Data:L11a231/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^{11} z^{-1} +4 z a^9+3 a^9 z^{-1} -5 z^3 a^7-6 z a^7-2 a^7 z^{-1} +2 z^5 a^5+2 z^3 a^5+z a^5+z^5 a^3-z^3 a^3-2 z a^3-z^3 a}