Data:L11a369/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^7 \left(-z^3\right)-2 a^7 z+a^5 z^5+2 a^5 z^3+2 a^3 z^5+6 a^3 z^3+4 a^3 z+a^3 z^{-1} +a z^5+2 a z^3-z^3 a^{-1} -a z-a z^{-1} -2 z a^{-1} }