Data:K12a1037/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^4 a^{-4} +4 z^4 a^{-6} +6 z^4 a^{-8} +3 z^4 a^{-10} +4 z^2 a^{-6} +9 z^2 a^{-8} +z^2 a^{-10} -4 z^2 a^{-12} +4 a^{-8} - a^{-10} -3 a^{-12} + a^{-14} }