Data:L10a63/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 -z^3 a^7-2 z a^7-a^7 z^{-1} +2 z^5 a^5+7 z^3 a^5+8 z a^5+3 a^5 z^{-1} -z^7 a^3-5 z^5 a^3-10 z^3 a^3-9 z a^3-2 a^3 z^{-1} +z^5 a+3 z^3 a+2 z a}