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    The Time–Fractional Wave Equation with Variable Coefficients by Chenkuan Li

    Published 2025-07-01
    “…In this paper, we primarily use the inverse operator method to find a unique series solution to a time–fractional wave equation with variable coefficients based on the Mittag–Leffler function. …”
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    Article
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    Interdecadal Variability of Summer Precipitation Efficiency in East Asia by Jian Wang, Shu Gui, Anqi Ma, Ruowen Yang, Qi Zhang

    Published 2019-01-01
    “…Two major modes of summertime precipitation efficiency are identified using Empirical Orthogonal Function (EOF) analysis. …”
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    Article
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    Estimation the Variogram Function Indicator which represent the Transmissivity Coefficient in the groundwater by Seerwan Sulieman Noon

    Published 2020-12-01
    “…This methods is well known in regression analysis in estimating the coefficient of ression model. After defining the indicator variable the parameters of Indicator variogram estimated based on mean squares error. …”
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    Holmgren problem for Helmholtz equation with the three singular coefficients by Davlatjon R. Muydinjanov

    Published 2019-12-01
    Subjects: “…lauricella hypergeometric function in three variables…”
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    Variáveis climáticas e o desempenho de um pivô central, em Cristalina Goiás Climatic variables and performance of center pivot at Cristalina, Goiás, Brazil by William Evangelista, Carlos A. S. Oliveira, Cícero L. Silva

    Published 2010-03-01
    “…<br>This research aimed to evaluate center pivot performance as a function of wind speed (VV), relative humidity of air (UR) and mean air temperature (T) and establish a stochastic model to estimate application efficiency as a function of these independent variables. …”
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    Remarks on a New Variable-Coefficient Integro-Differential Equation via Inverse Operators by Chenkuan Li, Nate Fingas, Ying Ying Ou

    Published 2025-06-01
    “…We further explore the existence, uniqueness, and stability of solutions to a new integro-differential equation featuring variable coefficients and a functional boundary condition. …”
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    Exact Solutions with Variable Coefficient Function Forms for Conformable Fractional Partial Differential Equations by an Auxiliary Equation Method by Fanwei Meng, Qinghua Feng

    Published 2018-01-01
    “…As a result, some exact solutions including variable coefficient function solutions as well as solitary wave solutions for the two equations are found.…”
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    Empirical Likelihood for Generalized Functional-Coefficient Regression Models with Multiple Smoothing Variables under Right Censoring Data by Hong-Xia Xu, Han-Sheng Zhong, Guo-Liang Fan

    Published 2020-01-01
    “…The coefficient functions with multiple smoothing variables can accommodate various nonlinear interaction effects between covariates. …”
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    Fourier coefficients and growth of harmonic functions by A. fryant, H. Shankar

    Published 1987-01-01
    “…We consider Harmonic Functions, H of several variables. We obtain necessary and sufficient conditions on its Fourier coefficients so that H is an entire harmonic (that is, has no finite singularities) function; the radius of harmonicity in terms of its Fourier coefficients in case H is not entire. …”
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