奇周期解 的英文怎麼說
中文拼音 [jīzhōuqījiě]
奇周期解
英文
singular periodic solution-
Firstly we deduce hyperbolic function transformation and then apply to a class of reaction diffusion equation and brusselator reaction diffusion model which has physics, chemistry and biology significance. thus we obtain many new exact and explicit solutions ( including solitary wave soluiton, peoiodic wave solution and rational functions solutions ) to above equations
推導出了雙曲函數變換，利用此方法探討了一類反應擴散方程， brusselator反應擴散方程這些具有物理、化學、生物意義的方程的精確解（包括奇性孤波解，周期解和有理函數解） 。Within the homoclinic orbit or heteroclinic orbit, the analytical expression of one set of periodical track surrounding the center - type singular point is worked out
得到了同宿軌道或異宿軌道內的，圍繞中心型奇點的一族周期軌道的解析表達式。Every result in the paper is presented through specific analytic expression, including the analytic expression of homoclinic orbit or heteroclinic orbit and its melnikov function, analytical expression of periodical track surrounding the center - type singular point within the homoclinic orbit or heteroclinic orbit and its melinkov function, the critical value when periodical m point appears, the critical value when smale horseshoes chaos appears, etc.
文中的各個結果均以具體的解析形式給出，其中包括同宿軌道或異宿軌道的解析表達式及其melnikov函數；同（異）宿軌道內圍繞中心型奇點的周期軌道的解析表達式及其melnikov函數；出現周期m點的臨界值；出現smale馬蹄混沌的臨界值等。Finally we also discuss explicit exact solutions of kdv, coupled kdv and a compound kdv - burgers equations etc. wu algebraic elimenation method is most important basic tool during the course of solving proplem
我們還研究了kdv ，耦合kdv方程及一類組合kdv - burgers方程，一類非線性演化方程精確解，這些解包括奇性孤波解，周期解和有理函數解。Using monthly temperature and rainfall data of 160 stations in china and global sea surface temperature and heat content data, diagnostic analysis is performed by means of harmonic analysis, correlation analysis, svd and corresponding statistical significance test methods
利用全球海溫、熱含量、中國160站月平均氣溫和降水資料，通過周期分析、相關分析和奇異值分解（ svd ）以及相應的統計學顯著性檢驗方法，分析比較了全球海洋熱狀況與氣候異常的相關聯系。Based on analysis of wave process in sedimentary basins, firstly, milankovitch cycle was recognized by well logging data and accurate chronostratigraphic framework was created ; and then two kinks of high frequency cyclic wave that controlled and affected the basin sedimentation were analyzed by means of slip window and wave equations were established
以沉積盆地波動過程分析方法為基礎，首先利用測井資料對米蘭柯維奇旋迴進行識別，建立精細年代地層格架；然後運用滑動窗口濾波方法分解出控制和影響盆地沉積的高頻周期波，建立了波動方程。The existence of multi - positive solutions are presented to a singular nonlinear second periodic order boundary value problem. and the proof uses the fixed point index in the cone theory
摘要利用格林函數的正性和錐不動點指數，分析了一類奇異非線性二階周期邊值問題的多個正解的存在性。A variational difference method for obtaining the periodic solutions of n - body type hamiltonian systems with singular potential was provided. by this difference scheme, infinitely many periodic solutions can be found
摘要給出一種求解具有奇異勢能n體問題周期解的新差分格式，利用這種差分格式可以得到無窮多個周期解，並通過一個具體算例說明了方法的有效性。Following a visit to iraq this week, senator levin said the maliki government can not achieve a political settlement because it is too bound by its own sectarian prejudices
議員在結束為期一周的訪問后表示馬拉奇政府無法達成政治和解，因為其被自身的宗教偏見所束縛。Where m 0 and f ( t, u ) may be singular at u = 0. ( 2 ) the present paper deals with positive solutions for first - order periodic boundary value problem. where 0 and f ( t, u ) may appear singularity at u = 0
（二）研究奇異一階微分方程周期邊值問題正解的存在性其中允許f （ t ， u ）在u = 0處具有奇性且是一個不于零的常數。In chapter 2, we investigate the w - dimensional nonlinear difference system with delayed feedback where is the mcculloch - pitts signal transmission function, and obtain a stable 2 - period solution when m is even and a stable m / c - periodic solution when m is odd
研究了當m分別為奇、偶數時周期解的存在性與穩定性，得到了當m分別為奇、偶數時，系統的一個穩定的2k 、 mk周期解，所得結論推廣了[ 28 ]中作者的結果。分享友人