Data:10 87/QuantumInvariant/A1/1

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 q^9-2 q^7+3 q^5-4 q^3+3 q+3 q^{-5} -3 q^{-7} +3 q^{-9} -3 q^{-11} + q^{-13} }