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Positive Periodic Solution for Second-Order Nonlinear Differential Equations with Variable Coefficients and Mixed Delays.
Zejian Dai
Bo Du
Published in:
Entropy (2022)
Keyphrases
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nonlinear differential equations
differential equations
steady state
dynamical systems
linear combination
positive and negative
neural network
multi objective
linear equations
computer vision
information systems
higher order
wavelet coefficients
partial differential equations