Results 91 to 100 of about 31,256 (206)

Quantum Painlev\'e II solution and Approximated analytic solution of the Yukawa Potential

open access: yes, 2014
We show that one dimensional non-stationary Schr\"odi-nger equation with a specific choice of potential reduces to the quantum Painlev\'e II equation and the solution of its Riccati form appears as a dominant term of that potential. Further, we show that
Mahmood, Irfan
core  

Attitude Control of Spacecraft by State Dependent Riccati Equation and Power Series Expansion of Riccati Methods [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2015
Attitude control of spacecraft in order to nonlinear and high order dynamics is fundamental and challenging issue. With respect to these nonlinearities, linear control theories are not suitable choices and spacecraft may be unstable or lose performance ...
M. Navabi, M. Tavana, H.R. Mirzaei
doaj  

New interval oscillation criteria for second-order functional differential equations with nonlinear damping

open access: yesOpen Mathematics, 2015
This paper concerns the oscillation problem of second-order nonlinear damped ODE with functional terms.We give some new interval oscillation criteria which is not only based on constructing a lower solution of a Riccati type equation but also based on ...
Öǧrekçi Süleyman
doaj   +1 more source

Chandrasekhar equations for infinite dimensional systems [PDF]

open access: yes
Chandrasekhar equations are derived for linear time invariant systems defined on Hilbert spaces using a functional analytic technique. An important consequence of this is that the solution to the evolutional Riccati equation is strongly differentiable in
Ito, K., Powers, R. K.
core   +1 more source

A note on the Riccati differential equation

open access: yesJournal of Mathematical Analysis and Applications, 2003
The author presents some results for the Riccati differential equation \(u'=A(z)+u^2\) with nonentire meromorphic functions \(A(z)\). He also presents some examples to illustrate some of this results.
openaire   +1 more source

A Collocation Method for Solving Fractional Riccati Differential Equation

open access: yesJournal of Applied Mathematics, 2013
We have introduced a Taylor collocation method, which is based on collocation method for solving fractional Riccati differential equation with delay term.
Yalçın Öztürk   +3 more
doaj   +1 more source

A Note on the Riccati Differential Equation

open access: yesJournal of Mathematical Analysis and Applications, 1995
The author treats the Riccati differential equation \[ w'= a(z)+ b(z) w+ c(z) w^ 2,\tag{1} \] where \(z\), \(w\) are complex variables and \(a(z)\), \(b(z)\) and \(c(z)\) are meromorphic on the whole \(z\)-plane. It is known that by a suitable transformation (1) can be transformed into the form (2) \(w'= A(z)+ w^ 2\), where \(A(z)\) is meromorphic on ...
openaire   +1 more source

Meromorphic solutions to difference Painleve equations I and II

open access: yesElectronic Journal of Differential Equations, 2016
In this article, we study the solutions of difference Painleve equations I and II. to do this, we first give some properties of solutions to difference Riccati equations.
Zhi-Tao Wen
doaj  

An exponential spline for solving the fractional riccati differential equation

open access: yesپژوهش‌های ریاضی, 2022
In this Article, proposes an approximation for the solution of the Riccati equation based on the use of exponential spline functions. Then the exponential spline equations are obtained and the differential equation of the fractional Riccati is ...
reza jalilian, hooman emadifar
doaj  

Convergence of Galerkin approximations for operator Riccati equations: A nonlinear evolution equation approach [PDF]

open access: yes
An approximation and convergence theory was developed for Galerkin approximations to infinite dimensional operator Riccati differential equations formulated in the space of Hilbert-Schmidt operators on a separable Hilbert space.
Rosen, I. G.
core   +1 more source

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