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Journal of geometry and physics
Pitagora Editrice
Journal of geometry and physics

Pitagora Editrice

0393-0440

Journal of geometry and physics/Journal Journal of geometry and physicsSCIISTP
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    Multi-wave, M-shaped rational and interaction solutions for fractional nonlinear electrical transmission line equation

    Ashraf, FarrahSeadawy, Aly R.Rizvi, Syed T. R.Ali, Kashif...
    13页
    查看更多>>摘要:In this paper, (2 + 1)- dimensional nonlinear fractional electrical transmission line equation (NLFETLE), which explains the wave variation in nonlinear systems, will be investigated. To convert our model into an ordinary differential equation (ODE) we adopt a conformable fractional (CF) operator. By combining exponential, polynomial, trigonometric, and hyperbolic functions, we will analyze multi-waves, periodic cross-kink, M-shaped rational and interaction solutions. We will also analyze degeneracies of hybrid waves through some graphical shapes. (C) 2022 Elsevier B.V. All rights reserved.

    Diameter estimation of gradient ?-Einstein solitons

    Shaikh, Absos AliMandal, ProsenjitMondal, Chandan Kumar
    7页
    查看更多>>摘要:The main aim of this article is to provide a lower bound of the diameter of a compact gradient rho-Einstein soliton satisfying some given conditions. We have also deduced some conditions of the gradient rho-Einstein soliton with bounded Ricci curvature to become non-shrinking and non-expanding. Further, we have proved that a complete non-compact gradient shrinking or expanding Schouten soliton with non-constant potential along with a condition for the boundedness of the scalar curvature must be non-parabolic. (c) 2022 Elsevier B.V. All rights reserved.