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<math>z^6 a^{-2} +z^6+3 a z^5+5 z^5 a^{-1} +2 z^5 a^{-3} +3 a^2 z^4+2 z^4 a^{-2} +z^4 a^{-4} +4 z^4+a^3 z^3-3 a z^3-8 z^3 a^{-1} -4 z^3 a^{-3} -3 a^2 z^2-6 z^2 a^{-2} -2 z^2 a^{-4} -7 z^2+a z+3 z a^{-1} +2 z a^{-3} +2 a^{-2} + a^{-4} +2</math> |
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<math>z^4 a^{-4} -2 z^2 a^{-4} + a^{-4} +2 z^5 a^{-3} +a^3 z^3-4 z^3 a^{-3} +2 z a^{-3} +z^6 a^{-2} +3 a^2 z^4+2 z^4 a^{-2} -3 a^2 z^2-6 z^2 a^{-2} +2 a^{-2} +3 a z^5+5 z^5 a^{-1} -3 a z^3-8 z^3 a^{-1} +a z+3 z a^{-1} +z^6+4 z^4-7 z^2+2</math> |
Latest revision as of 18:00, 20 February 2013
