Data:10 82/QuantumInvariant/A2/1,0

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^{20}-q^{18}+q^{16}-2 q^{14}-q^{12}+q^{10}-q^8+4 q^6-q^4+2 q^2- q^{-2} + q^{-4} - q^{-6} + q^{-8} }