设{wn}是二阶线性递归序列,n为整数.根据二阶线性递归序列的定义和性质,给出了关于二阶线性递归序列乘积的和式Sm,k,Tm,k的定义,研究了关于二阶线性递归序列的和式Sm,k,Tm,k,得到了关于和式Sm,k,Tm,k的重要结论.本文的主要结论推广了M e...设{wn}是二阶线性递归序列,n为整数.根据二阶线性递归序列的定义和性质,给出了关于二阶线性递归序列乘积的和式Sm,k,Tm,k的定义,研究了关于二阶线性递归序列的和式Sm,k,Tm,k,得到了关于和式Sm,k,Tm,k的重要结论.本文的主要结论推广了M elham R S的二个结果.展开更多
根据Dedekind和S(h,p)的定义和性质,研究了某类二阶递归序列序列{An}的Dedekind和,得到了关于和式sum S(A_n,A_(n+1)) from n=1 to m的估计结果.从而把关于Fibonacci序列,Lucas序列及Pell序列的Dedekind和的有关估计结果推广到一般情况.
In this paper, we obtain the period of generalized Fibonacci sequence in finite rings with identity of order p2 by using equality recursively defined by Fn+2 = A1Fn+1 + A0Fn, for n ≥ 0, where F0 = 0 ( the zero of...In this paper, we obtain the period of generalized Fibonacci sequence in finite rings with identity of order p2 by using equality recursively defined by Fn+2 = A1Fn+1 + A0Fn, for n ≥ 0, where F0 = 0 ( the zero of the ring), F1 = 1 (the identity of the ring) and A0 , A1 are generators elements of finite rings with identity of order p2. Also, we get some results between the period of generalized Fibonacci sequence in the finite rings oforderp2 and characteristic of these rings.展开更多
Dynamic numerical simulation of water conditions is useful for reservoir management. In remote semi-arid areas, however, meteorological and hydrological time-series data needed for computation are not frequently measu...Dynamic numerical simulation of water conditions is useful for reservoir management. In remote semi-arid areas, however, meteorological and hydrological time-series data needed for computation are not frequently measured and must be obtained using other information. This paper presents a case study of data generation for the computation of thermal conditions in the Joumine Reservoir, Tunisia. Data from the Wind Finder web site and daily sunshine duration at the nearest weather stations were utilized to generate cloud cover and solar radiation data based on meteorological correlations obtained in Japan, which is located at the same latitude as Tunisia. A time series of inflow water temperature was estimated from air temperature using a numerical filter expressed as a linear second-order differential equation. A numerical simulation using a vertical 2-D (two-dimensional) turbulent flow model for a stratified water body with generated data successfully reproduced seasonal thermal conditions in the reservoir, which were monitored using a thermistor chain.展开更多
文摘根据Dedekind和S(h,p)的定义和性质,研究了某类二阶递归序列序列{An}的Dedekind和,得到了关于和式sum S(A_n,A_(n+1)) from n=1 to m的估计结果.从而把关于Fibonacci序列,Lucas序列及Pell序列的Dedekind和的有关估计结果推广到一般情况.
文摘In this paper, we obtain the period of generalized Fibonacci sequence in finite rings with identity of order p2 by using equality recursively defined by Fn+2 = A1Fn+1 + A0Fn, for n ≥ 0, where F0 = 0 ( the zero of the ring), F1 = 1 (the identity of the ring) and A0 , A1 are generators elements of finite rings with identity of order p2. Also, we get some results between the period of generalized Fibonacci sequence in the finite rings oforderp2 and characteristic of these rings.
文摘Dynamic numerical simulation of water conditions is useful for reservoir management. In remote semi-arid areas, however, meteorological and hydrological time-series data needed for computation are not frequently measured and must be obtained using other information. This paper presents a case study of data generation for the computation of thermal conditions in the Joumine Reservoir, Tunisia. Data from the Wind Finder web site and daily sunshine duration at the nearest weather stations were utilized to generate cloud cover and solar radiation data based on meteorological correlations obtained in Japan, which is located at the same latitude as Tunisia. A time series of inflow water temperature was estimated from air temperature using a numerical filter expressed as a linear second-order differential equation. A numerical simulation using a vertical 2-D (two-dimensional) turbulent flow model for a stratified water body with generated data successfully reproduced seasonal thermal conditions in the reservoir, which were monitored using a thermistor chain.