periodic function 中文意思是什麼
periodic function
解釋
【數學】周期函數。-
And then, multiple - dimention asmptotic periodic function space is still banach space
而且把結論推廣到高維空間，也會得到漸近周期函數空間是banach空間 -
Apparently as λ approaches infinity the resulting function will no longer appear periodic.
顯然當趨于無窮大時所得到的函數將不再是周期性的。 -
Periodic points of meromorphic function and their odd points of iterative inverse function
亞純函數的周期點及其迭帶的反函數奇點 -
Periodic function and its least positive period
周期函數及其最小正周期 -
Several decision theorems for periodic function and its application
周期函數的幾個判定定理及其應用 -
Studied periodic function and its least positive period
摘要研究了周期函數及其最小正周期的若干問題。 -
Relation of lnclusion of module and operation of almost periodic function
概周期函數的運算與模包含關系 -
Approximation of multivarite periodic function anddegree of approximation
多元周期函數的一類逼近及逼近階估計 -
Biorthogonality of multidimensional periodic scaling function with arbitrary dilation matrix
具有一般伸縮矩陣高維周期尺度函數的雙正交性 -
This paper consists of three parts : we first consider the non - autonomous predator - prey system with both beddirigton - deangelis functional response and dispersion. by using comparison theorem of differential equation, we study the permanance of the system. after that, by constructing suitable lyapunov function, we obtain some sufficient condition which guarantee the existence of globally asymptotically stable almost periodic solution of the system
本文研究三方面的內容：第一部分考慮具有擴散和beddington ? deangelis功能反應的捕食-食餌系統，利用微分方程比較原理得到該系統一致持續生存的條件；通過構造適當的lyapunov函數得到了該系統存在全局漸近穩定概周期解的充分條件。 -
According to the principle of generation of prime number through boolean algebra logic operation and phase angle matrix analysis of the periodic function it comes out that any even number larger than 4 can be expressed as the sum of two prime numbers ， i. e. “ 1 + 1 ” is tenable, and thereby finishes demonstration of the validity of goldbach ' s conjecture
根據素數的形成機理，從布爾代數的邏輯運算和周期函數的相角矩陣分析，都得出了大於4的任何偶數都可表示成兩個素數之和即「 1 + 1 」成立，從而完成了哥德巴赫猜想成立的論證。 -
Second part, using approximation method and implicit function theorem, we obtain the existence of large amplitude 2 - periodic bouncing for damped linear impact osillator with mutiple impacts in one period
在第二部分里，我們運用逼近框架與隱函數定理，對于帶小阻尼的線性碰撞振子，證明了在一周期內發生多次碰撞的大振幅2 -周期解的存在性。 -
Based on vibration principle, the paper establishes dynamics analysis model of output shaft with elastic support, according to fourer series spread principle of periodic function, the dynamic response formula is derived by separating complex vibration force into sum of many simple harmonic excitation function of whole number times frequency relations. the result shows that response of both sides support is synchronous when load distribution non - uniform coefficient is 1
依據振動理論建立了具有彈性支撐的輸出軸的動力學分析模型，根據周期函數的傅里葉級數展開原理，將復雜的激振力分解成為多個頻率成整倍數關系的簡諧激勵函數，導出了動態響應表達式，結果表明，當載荷分配不均勻系數為1 . 0時的輸出軸兩端支撐同步。 -
The whole paper consists of three parts : part is about general theory of the least positive period, which argues the necessary and sufficient condition for the existence of the least positive period for a periodic function, and concludes " the existence of the least positive period for that periodic function, which is continuous at least one point and not equal ever to a constant " ; part researches the least positive period for the sum of two periodic functions, followed its general expression ; part discusses non - periodicity for the compound function constructed by a periodic function and a non - periodic function, and the corresponding results
全文分為三部份：第一部份是關于最小正周期的一般理論，得到了周期函數有最小正周期的充分必要條件，也獲得了「至少在一個點連續且不恆等於常數的周期函數必有最小正周期」的結論；第二部份分析了兩個周期函數之和的最小正周期的問題，給出了其一般表達式；第三部份討論了周期函數與某些類型的非周期函數構成的復合函數的非周期性問題，並得出相應結論。 -
If the initial photon state is a fock state, the probability density of the electron exhibits bifurcation and confluence and the corresponding photon distribution is a time - periodic function which result from the energy exchange between the electron and field
Ck態時，隨著時間的演化，電子的兒率密度呈現分叉現象，相應的光子數分佈是時間周期函數，這是由於電子與光場之間有能量交換。在這種情況下，系統是封閉的。 -
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 ] -
The periodic function is separated into the digital quantity. it has the high stability signal sweep frequency using the phase - lock link to carry on to the digital quantity reading, through d / a transformation, the appropriate filter may obtain the high stability signal output
摘要將周期函數離散成為分離的數字量，利用鎖相環產生高穩定度的信號掃描頻率對數字量進行讀取，經過d / a變換及恰當的濾波可以獲得高穩定度的信號輸出。 -
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 -
3 the effective value of a non sinusoidal periodic function is equal to the square root of the square sum of the constant component value and every harmonic component effective value
非正弦周期函數的有效值等於直流分量與各次諧波分量有效值的平方和的平方根。 -
By using properties of scalar almost periodic function, properties of uniform almost periodic matrix function are discussed
摘要利用純量概周期函數性質討論了一致概周期矩陣函數的一些性質。
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