Data:L10a118/Multivariable Alexander

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 \frac{-u^4 v^4-u^3 v^3-u^2 v^2-u v-1}{u^2 v^2}}