symplectic structure造句

例句與造句

1. At the same time , we try to analysis the relations between the special cases of dirac structure and the poisson structure or symplectic structure , moreover the sufficiency and necessary condition in which the dirac structure is integrable is given
   定義了dirac結構的可積性，給出了dirac結構的可積性的充要條件即似dirac結構l完全可積充要條件是( l ， | l ， [ . , . ] )是李代數胚。
2. Since the linear or nonlinear electromagnetic field equations can be written as an infinite - dimensional hamiltonian system , whose solution can be viewed as a hamiltonian flow in the phase space which preserves the symplectic structure in the time direction . such important features should not be neglected during the construction of numerical methods for the field equations
   由于線性或非線性的電磁場方程可以轉化成無限維的hamilton系統，其結果可以看作是定義在相空間里的時間上保持辛結構的hamilton流，因而在對場方程構造數值算法時就不應忽略這樣重要的性質。
3. It's difficult to find symplectic structure in a sentence. 用symplectic structure造句挺難的