logistic equation 中文意思是什麼
logistic equation
解釋
邏輯計算方程,邏輯斯諦方程,邏輯方程-
Global attractivity of logistic differencial equation
型差分方程的全局吸引性 -
The main content is to study the stability of some cobweb models in which supply or demand curves are given nonlinear form. researches on the stability are done and the existent conditions and stable regions about equilibrium price are obtained. chapter five, application of logistic equation in cobweb models
第四章：對具體幾個蛛網模型的分析本章是本文研究的核心和重點之二，主要研究了對于供給函數或需求函數為特定非線性形式的幾個蛛網模型的動態分析與穩定性問題，分別對需求函數或供給函數為非線性函數時的蛛網模型，進行了動態分析和穩定性分析，從而得出了其均衡價格的存在條件及穩定區間。 -
Evolution mechanism of logistic equation is studied, and is used in a kind of cobweb model. the stability and the characters are studied with the change of parameters. finally the parameters " regions in which the economic system reaches the stability and the chaos are determined
第五章：邏輯斯蒂方程在蛛網模型分析中的應用本章研究了邏輯斯蒂方程的演化機制，並將它應用在一類蛛網模型的研究中，對模型進行動態分析和穩定性分析，研究了各種參數條件下的性態，確定了經濟系統達到穩定狀態的參數范圍及進入混沌狀態的參數范圍。 -
Base on the data collected from the field investigations, we analyzed the static life table, age structure, spatial distribution patterns of the populations of e. chloranthoides. we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities. with the helps of the logistic equation, leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species
本研究以縉雲衛矛為研究對象，通過對三個種群的野外調查，研究和分析了縉雲衛矛的種群年齡結構、種群空間分佈格局及種內和種間的競爭關系，並利用logistic方程、 leslie矩陣及移動平均法模擬和預測了三個種群的數量和結構動態，在此基礎上分析了造成縉雲衛矛瀕危的原因，提出了相應的保護措施，旨在為縉雲衛矛的保護提供理論依據。 -
The new sprocket, manufactured by means of this equation, can improve the logistic movement of the pallet cars, reduce the impact and establish the foundation of producing archless sintering machine
利用該方程製造的新型星輪能夠改善臺車的邏輯運動，減小沖擊，為製造無起拱燒結機奠定了基礎。 -
Nevertheless, the logistic equation was not far from precise, but after a hunderd years, it was still an important and widely applied model in ecology
盡管logistic模型還遠不夠精細，但是直到一百多年後的今天，它仍是種群生態學中的一個重要的而且被廣泛應用的模型 -
Tp was the eigenvalue of logistic equation. the dre differences among plants could be well differentiated by tp
拐點是邏輯方程的一個特徵值，對離體枝的脫水速率具有較好的鑒別能力。 -
Numerical approximation of hopf bifurcation for delay logistic differential equation
分支參數值的數值逼近 -
Main contents as follows : a series of concepts and theorem involved in the paper on chaotic dynamical systems are discussed, such as dynamical systems, optimization arithmetic, phase space & orbit, li - york law, chaos control and so on. in order to understand chaos theory, chaotic evolving law of logistic equation is addressed in detail. logistic equation is a simple nonlinear dissipative system
包括： （ 1 ） logistic非線性迭代方程的分岔； （ 2 ）分岔圖的標度性和自相似性； （ 3 ）一維lyapunov指數計算方法； （ 4 ）控制參量對系統演化的作用； （ 5 ）初值敏感性數值模擬； （ 6 ）其它幾種非線性系統的混沌演化特性測試。 -
Especially in recent score years, in autonomous and nonautonomous systems, the neutral, finite - delay, infinite - delay, diffusive, discrete, discrete - delay, generalized, difference and other style models were discussed on optimal harvesting, osillation, stability, global stability, and other asmptotic behaviors of logistic equation. reference were searched in [ l - 6 ], [ 10 - 18 ], [ 20 - 31 ], [ 34 ]. the periodic and almost periodic function logistic equation, which are widely studied recently, the results about the above are found on many kinds of magazines
尤其是近二十多年來，在自治系統與非自治系統中有關有限時滯型，無限時滯型，中立型，離散型，擴散型，離散時滯型，廣義型，差分型logistic方程的最優捕獲策略，振動性，周期解，概周期解，漸近性態，全局性態等方向進行了各方面的研究，可參見文獻[ 1 - 6 ] ， [ 10 - 18 ] ， [ 20 - 31 ] ， [ 34 ] -
Therefore, we need more concrete function to better discribe the variation of some biological populations in our real world. the two important indexes r ( t ) and k ( t ) of logistic equation are asmptotic periodic function, and discussed by author. the asmptotic solution of the asmptotic periodic logistic function is obtained
因而，為了更好地刻劃客觀世界，我們需要用更加符合客觀實際的函數來描述生物種群的變化，於是作者對logistic方程的兩個重要的參數r （ t ） ， k （ t ）分別是漸近周期函數時，研究漸近周期logistic方程的漸近周期解，並且得到了解的存在性，唯一性，全局吸引性等一些良好的性質 -
Existence and uniqueness of asymptotic almost periodicity of logistic equation and the chacrachter of the solution
方程解的存在唯一性及其性態 -
The existence of periodic solution of a neutral delay logistic equation
方程周期解的存在性 -
On the existence of positive periodic solutions of a logistic equation with time delay
方程周期正解的存在性 -
The existence theorem of almost periodic solution for the logistic equation with infinite delays
方程的概周期解存在定理 -
According to the data we have gotten, the paper educes a logistic equation, from which some conclusions are drawn
並運用logistic分析，根據已經收集到的數據進行了測算，得出了相應的logistic的回歸方程和企業融資租賃影響因素logistic分析結果。 -
As an extension, we shall also consider similar problems for mixed quasimonotone reaction - diffusion systems with nonlocal boundary value conditions which kernel ki ( x, y ) is alternating sign. finally, in chapter 3, we use the above results to investigate the existence of positive periodic solutions and asymptotic behavior of solutions for the logistic equation with nonlocal boundary value conditions
我們還將非局部邊值條件中的核函數k _ 1 （ x ， y ）推廣到不必定號的情況，對混擬單調反應擴散系統周期擬解的存在性及其局部漸近性態獲得了類似的上、下解方法。
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