Data:L11a170/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^7-2 a^3 z^5+2 a z^5-2 z^5 a^{-1} +a^5 z^3-3 a^3 z^3+a z^3-2 z^3 a^{-1} +z^3 a^{-3} +a^5 z-a^3 z-a z+2 z a^{-1} + a^{-1} z^{-1} - a^{-3} z^{-1} }