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<math>-3 z a^7+a^7 z^{-1} -z^4 a^6-2 z^5 a^5+6 z^3 a^5-7 z a^5+2 a^5 z^{-1} -z^6 a^4+2 z^4 a^4-z^2 a^4+a^4-3 z^5 a^3+10 z^3 a^3-8 z a^3+2 a^3 z^{-1} -z^6 a^2+3 z^4 a^2-z^2 a^2-z^5 a+4 z^3 a-4 z a+a z^{-1} </math> |
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<math>3 a^7 z-a^7 z^{-1} +a^6 z^4+2 a^5 z^5-6 a^5 z^3+7 a^5 z-2 a^5 z^{-1} +a^4 z^6-2 a^4 z^4+a^4 z^2-a^4+3 a^3 z^5-10 a^3 z^3+8 a^3 z-2 a^3 z^{-1} +a^2 z^6-3 a^2 z^4+a^2 z^2+a z^5-4 a z^3+4 a z-a z^{-1} </math> |
Latest revision as of 15:50, 20 February 2013
