Data:K15a77385/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 -6 t^4+33 t^3-88 t^2+152 t-181+152 t^{-1} -88 t^{-2} +33 t^{-3} -6 t^{-4} }