Data:K15a78775/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+52 t^3-108 t^2+157 t-175+157 t^{-1} -108 t^{-2} +52 t^{-3} -15 t^{-4} +2 t^{-5} }