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Convergence of a Sinusoidal Series with an Infinite Integral
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作者 Fate Shan Liping Zhu 《Advances in Pure Mathematics》 2023年第10期642-650,共9页
In this paper, we study the relationship between the convergence of the sinusoidal series and the infinity integrals (any real number α ∈[0,1], parameter p > 0). First of all, we study the convergence of the seri... In this paper, we study the relationship between the convergence of the sinusoidal series and the infinity integrals (any real number α ∈[0,1], parameter p > 0). First of all, we study the convergence of the series (any real number α ∈[0,1], parameter p > 0), mainly using the estimation property of the order to obtain that the series diverges when 0 p ≤1-α, the series converges conditionally when 1-α p ≤1, and the series converges absolutely when p >1. In the next part, we study the convergence state of the infinite integral (any real number α ∈[0,1], parameter p > 0), and get that when 0 p ≤1-α, the infinite integral diverges;when 1-α p ≤1, the infinite integral conditionally converges;when p >1, the infinite integral absolutely converges. Comparison of the conclusions of the above theorem, it is not difficult to derive the theorem: the level of and the infinity integral with the convergence of the state (any real number α ∈[0,1], the parameter p >0), thus promoting the textbook of the two with the convergence of the state requires the function of the general term or the product of the function must be monotonically decreasing conditions. 展开更多
关键词 Sinusoidal Series Estimation of Order Convergent States infinite integrals Discriminant Method
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ON THE EXISTENCE OF INFINITELY MANY CRITICAL POINTS OF THE EVEN FUNCTIONAL integral from n=Q to (F(x,u,Du))+integral from n=■Q to (G(x,u))
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作者 严树森 《Acta Mathematica Scientia》 SCIE CSCD 1989年第2期231-240,共10页
In this paper we deal with the existence of infinitely many critical points of the even functional I(u)=integral from n=Q to (F(x,u,Du))+integral from n=(?)Q to (G(x,u)), u∈W^(1,p)(Ω),where G(x, u)=integral from n=o... In this paper we deal with the existence of infinitely many critical points of the even functional I(u)=integral from n=Q to (F(x,u,Du))+integral from n=(?)Q to (G(x,u)), u∈W^(1,p)(Ω),where G(x, u)=integral from n=o to u (g(x,t)dt), under the weak structure conditions on F(x, u, q) by the Mountain Pass Lemma. 展开更多
关键词 ON THE EXISTENCE OF infiniteLY MANY CRITICAL POINTS OF THE EVEN FUNCTIONAL integral from n=Q to x u Du ON THE EXISTENCE OF infiniteLY MANY CRITICAL POINTS OF THE EVEN FUNCTIONAL integral from n Q to x u
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Global stability for a cumulative release Ebola epidemic model from the corpses and infected individuals
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作者 Ning Wang Long Zhang +1 位作者 Yantao Luo Zhidong Teng 《Infectious Disease Modelling》 2025年第4期1291-1306,共16页
In this paper,a SVEIRDP epidemic model is proposed to investigate the transmission dynamics of Ebola by cumulative release from the infected individuals and corpses in the form of infinite integrals.First,the positivi... In this paper,a SVEIRDP epidemic model is proposed to investigate the transmission dynamics of Ebola by cumulative release from the infected individuals and corpses in the form of infinite integrals.First,the positivity and ultimate boundedness of solutions are proved.Second,the basic reproduction number R0 is calculated.Furthermore,it is proven that if R0<1,the model has the disease-free equilibrium and is globally asymptotically stable(GAS);If R0>1,the unique endemic equilibrium is GAS.To clearly illustrate the theoretical results,real data are used to conduct numerical simulations.We discover that modeling the cumulative release of Ebola from the infected individuals and corpses using the infinite integral with an appropriate probability density function(PDF)provides a more realistic and accurate representation of the actual disease spread. 展开更多
关键词 Accumulative release of Ebola infinite integrals Lyapunov functional Global stability Corpses
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