cubic system

基本解釋

In this paper, the global topological classifications for homogeneous cubic system in the plane with common factor are discussed, and their coefficient conditions are given.
討論了具有公因式的平面齊三次系統(tǒng)全局結(jié)構(gòu)的拓?fù)浞诸?，并給出了它們的系數(shù)條件。
According the theory of the singular point value and the calculating method, the highest singular point of the origin- 5th degree is obtained and proved for a class of cubic system.
運用奇點量理論和計算方法求出了一類三次系統(tǒng)原點的最高階奇點量并證明為5階；
This paper discuss the locally topological structure of higher order singular point for the plane cubic system in the first critical case and give a criterion by the coefficients of polynomials.
討論了第一臨界情形下的平面三次系統(tǒng)高次奇點的局部拓樸結(jié)構(gòu)，并給出利用多項式系數(shù)的判斷準(zhǔn)則。

That year a new manager took over and instituted a tiered system of payment: If your household consumption was not more than 7.5 cubic meters per month (this would take care of water required for drinking, cooking and some hygienic needs of an average family of eight), you paid a subsidized rate, but if your monthly consumption was more, you paid a market rate.
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