雅可比函數 的英文怎麼說
中文拼音 [yǎkěbǐhánshǔ]
雅可比函數
英文
jacobian function- 雅 : 雅同「鴉」
- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 函 : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 雅可比 : jacobian
- 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
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The content including : ( 1 ) combined with the powerful matrix operation function and the abundant function computation of matlab, a load flow program is developed. due to the deeply research of admittance matrix, jacobian matrix and correction matrix, this program has a great advantage at both speed and code
其主要內容如下: ( 1 )結合matlab軟體強大的矩陣運算功能和豐富的函數計算功能,對潮流演算法中導納矩陣、雅可比矩陣以及修正方程求解的實現方式進行了深入研究,開發出一種速度和代碼量都具有明顯優勢的潮流程序。The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed
用一種簡單的方法可以求得降階雅可比矩陣,由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數,如有效短路比、功率基準比、連接阻抗和系統潮流等,因此,矩陣的特徵值也與這些參數相關。We call above two mechanization algorithm as jacobian function expension method. the jacobian function expension method is an effective method than the sine - consine method and the sn - cn method
稱之為雅可比橢圓函數擴展法,它是一種比sine - cosine方法和sn - cn函數法,雙曲函數法更有效和簡單的方法。Finally we apply jacobian function expension method to a class of nonlinear evolution equations, rlw and a compound kdv equations and get many new jacobian function solutions and solitary wave solutions
我們分別把它應用於一類非線性演化方程, rlw和組合kdv方程上去,獲得了許多雅可比橢圓函數解和其它精確解。By using the modified mapping method and the extended mapping method, we derive some new exact solutions of the higher order nonlinear schr ? dinger equation, which are the linear combination of two different jacobi elliptic functions
摘要通過修正的映射方法和推廣的映射方法,我們得到了高階非線性薛定諤方程新的精確解,它們是兩個不同的雅可比橢圓函數的線性組合。In this letter, we introduce the rule of the linear and non - linear movement of the single pendulum, and by using the jacobian elliptic function, we educe two categories of movement fuctions of the single pendulum, the results will be some referential improtance in studying the non - linear vibrational systems
摘要介紹了單擺的線性與非線性運動規律,並利用雅可比橢圓函數法導出了單擺作兩種運動的方程,對研究非線性振動的系統有一定參考價值。The second part, with the aid of many types constructive transformation and symbolic computation ( especially wu algebraic elemination method ), some topics in nonlinear evolution equation are studied, including exact solution ( solitary solution, periodic solution, rational function solutions and jacobian function solution ), backlund transformation, cole - hopf transformation, dromion solution and its construction etc. charter 2 introduces ac = bd model and its application about partial differential equations
第二部分以構造性的變換及符號計算特別是(吳代數消元法)為工具,來研究非線性演化方程中的一些問題:精確解(如孤子解、周期解、有理解和雅可比橢圓函數解(雙周期解)等) 、 backlund變換、 hopf變換, dromion解及衰變結構等第二章介紹了求解pdes的ac = bd模式及其在偏微分方程中的作用。The astringency, error and stability of the numerical method are researched. zero matrix method, constant matrix method, and jacobian matrix method are constructed in order to improve numerical precision and efficiency. the steps for calculating matrix exponential function using pade approach method are given out
研究了所提西安理工大學博士學位論文數值計算方法的誤差、穩定性、收斂性等數學性質,在計算精度和計算效率兩方面提出了一些改進措施,構造了零矩陣法、常數矩陣法、雅可比矩陣法等計算格式,給出了利川pade逼近計算矩陣指數函數的求解步驟。分享友人