Data:L11a137/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 z^7-z^7 a^{-1} +a^3 z^5-4 a z^5-3 z^5 a^{-1} +z^5 a^{-3} +3 a^3 z^3-6 a z^3-z^3 a^{-1} +2 z^3 a^{-3} +2 a^3 z-6 a z+2 z a^{-1} +2 a^3 z^{-1} -3 a z^{-1} + a^{-1} z^{-1} }