On linear singular functional-differential equations in one functional space by Andrei Shindiapin

“…We use a special space of integrable functions for studying the Cauchy problem for linear functional-differential equations with nonintegrable singularities. …”
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Reducible functional differential equations by S. M. Shah, Joseph Wiener

Subjects: “…functional differential equation…”
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Recursive Formula for the Trial Function Boundary Function by E. L. Winter, R. S. Weigel

Subjects: “…Differential equations…”
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Theoretical understanding of gradients of spike functions as boolean functions by DongHyung Yoo, Doo Seok Jeong

Subjects: “…Spike function…”
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On variational formulations for functional differential equations by I. A. Kolesnikova, A. M. Popov, V. M. Savchin

“…Necessary and sufficient conditions for the existence of integral variational principles for boundary value problems for given ordinary and partial functional differential equations are obtained. Examples are given illustrating the results.…”
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Functional differentiation of law in pandemic times by Germano Schwartz, Renata Almeida da Costa

Subjects: “…Functional differentiation…”
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Functions of CircRNAs in osteogenic differentiation by Hui-Xian DONG, Jia-Lin ZHONG, Qian-Zhou JIANG

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A singular functional-differential equation by P. D. Siafarikas

Subjects: “…singular functional-differential equation…”
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Oscillations for Neutral Functional Differential Equations by Fatima N. Ahmed, Rokiah R. Ahmad, Ummul K. S. Din, Mohd S. M. Noorani

“…We will consider a class of neutral functional differential equations. Some infinite integral conditions for the oscillation of all solutions are derived. …”
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CD4+T Cells: Differentiation and Functions by Rishi Vishal Luckheeram, Rui Zhou, Asha Devi Verma, Bing Xia

“…The effector functions of these cells are mediated by the cytokines secreted by the differentiated cells. …”
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Generalized Solutions of Functional Differential Inclusions by Anna Machina, Aleksander Bulgakov, Anna Grigorenko

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Partial Differential Equations and Function Spaces by Shijun Zheng, Simone Secchi, Huoxiong Wu, Nguyen Cong Phuc

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Affine Differential Invariants of Functions on the Plane by Yuanbin Wang, Xingwei Wang, Bin Zhang

“…A differential invariant is a function defined on the jet space of functions that remains the same under a group action. …”
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Third-Order Differential Subordination for Generalized Struve Function Associated with Meromorphic Functions by Suha J. Hammad, Abdul Rahman S. Juma, Hassan H. Ebrahim

Subjects: “…Admissible Functions, Analytic Function, Convolution (or Hadamard product), Meromorphic Functions, Struve Function, 〖 3〗^rd- Order Differential Subordination…”
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Orthogonal Functions Solving Linear functional Differential EquationsUsing Chebyshev Polynomial by Baghdad Science Journal

“…A method for Approximated evaluation of linear functional differential equations is described. where a function approximation as a linear combination of a set of orthogonal basis functions which are chebyshev functions .The coefficients of the approximation are determined by (least square and Galerkin’s) methods. …”
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Stability Analysis of Runge-Kutta Methods for Nonlinear Functional Differential and Functional Equations by Yuexin Yu, Zhongyan Liu, Liping Wen

“…This paper is concerned with the numerical stability of Runge-Kutta methods for a class of nonlinear functional differential and functional equations. The sufficient conditions for the stability and asymptotic stability of (k,l)-algebraically stable Runge-Kutta methods are derived. …”
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Distributional and entire solutions of ordinary differential and functional differential equations by S. M. Shah, Joseph Wiener

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Uniqueness of Meromorphic Functions With Nonlinear Differential Polynomials Sharing a Small Function IM by H. R. Jayarama, S. S. Bhoosnurmath, C. N. Chaithra, S. H. Naveenkumar

Subjects: “…sharing value, small function, nonlinear differential polynomials, meromorphic functions.…”
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