Data:L9a39/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^3 z^7+a^5 z^5-6 a^3 z^5+a z^5+4 a^5 z^3-12 a^3 z^3+4 a z^3+4 a^5 z-9 a^3 z+3 a z+a^5 z^{-1} -a^3 z^{-1} }