Data:K15a76880/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+41 t^3-130 t^2+246 t-301+246 t^{-1} -130 t^{-2} +41 t^{-3} -6 t^{-4} }