quintic
/ˈkwɪntɪk/adjective [原级] （数学）五次方的；五次的
It is the first time that 7 limit cycles can bifurcated from the infinity for a class of quasi quintic system. 首次证明了拟五次多项式系统在无穷远点能分支出7个极限环。
noun [专属名词] （数学）五次多项式（方程）
In this paper, the problem of limit cycles bifurcated from the equator for a quintic polynomial system is investigated. 本文研究一类五次平面多项式系统赤道极限环分支问题。
