invariant polynomial
英 [ɪnˈveəriənt ˌpɒli'nəʊmiəl]
美 [ɪnˈveriənt ˌpɑli'noʊmiəl]
网络 不变多项式
双语例句
- By means of the theory of algebraic invariant and the idea of the direct sum in the space, we make algebraic classification to a class of degree 1+ degree 3 polynomial system, and ensuring the trajectory direction unchanged. Then we obtain 40 different equivalence classes.
采用代数不变式和空间直和的理论，对1次+3次平面多项式系统在保证轨线走向不变的前提下进行代数分类，共分成40个等价类。 - Let Г be a compact Lie group acting on Rn and Pn(Г) the ring of Г invariant polynomial germs under Г.
设Γ是一作用在RR上的紧李群，Pn（Γ）是Г不变的多项式芽构成的环。 - This paper investigates the problem of the robust stability about character polynomial of a discrete-time linear time invariant system, estimates the radius of robust stability of Schur-Cohn polynomial based on seeking minimum value of polynomial, and it is the best estimation in some conditions.
研究离散线性时不变系统的特征多项式的鲁棒稳定性，给出用求多项式最小值的方法来估计SchurCohn多项式的鲁棒稳定半径，在一定条件下估计为最优估计。 - To prove the sufficiency, we not only construct a first integral by using invariant curves and its cofactor as others did, but also take the method of constructing a polynomial series as a first integral and even a special method to study some special case.
在充分性的证明中，我们不止用到了常规的由不变曲线及其余因子构造首次积分的方法，还用到了构造级数形式的首次积分的递归方法和一种处理特殊情形的特殊方法。