Data:K12a1075/Alexander 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 -4 t^3+19 t^2-41 t+53-41 t^{-1} +19 t^{-2} -4 t^{-3} }