Data:K15a76416/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 -2 t^5+15 t^4-50 t^3+100 t^2-138 t+151-138 t^{-1} +100 t^{-2} -50 t^{-3} +15 t^{-4} -2 t^{-5} }