Data:L11a422/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^2 a^{10}-a^{10} z^{-2} -2 a^{10}+3 z^4 a^8+8 z^2 a^8+4 a^8 z^{-2} +9 a^8-2 z^6 a^6-7 z^4 a^6-13 z^2 a^6-5 a^6 z^{-2} -14 a^6-z^6 a^4+6 z^2 a^4+2 a^4 z^{-2} +7 a^4+z^4 a^2+z^2 a^2}