Results 81 to 90 of about 1,524 (185)

Shifted Riccati Procedure: Application to Conformal Barotropic FRW Cosmologies

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
In the case of barotropic FRW cosmologies, the Hubble parameter in conformal time is the solution of a simple Riccati equation of constant coefficients.
Haret C. Rosu, Kira V. Khmelnytskaya
doaj   +1 more source

Kamenev-type oscillation criteria for forced Emden-Fowler superlinear difference equations

open access: yesElectronic Journal of Differential Equations, 2002
Using Riccati transformation techniques, we establish oscillation criteria for forced second-order Emden-Fowler superlinear difference equations. Our criteria are discrete analogues of the criteria used for differential equations by Kamanev [5].
Samir H. Saker
doaj  

Theorems of Kiguradze-type and Belohorec-type revisited on time scales

open access: yesElectronic Journal of Differential Equations, 2015
This article concerns the oscillation of second-order nonlinear dynamic equations. By using generalized Riccati transformations, Kiguradze-type and Belohorec-type oscillation theorems are obtained on an arbitrary time scale.
Hongwu Wu, Baoguo Jia, Lynn Erbe
doaj  

Fractional dynamics and optical soliton propagation in mono-mode fibers via the Fokas system. [PDF]

open access: yesSci Rep
Iqbal N   +5 more
europepmc   +1 more source

The riccati equation and its bounds

open access: yesJournal of Computer and System Sciences, 1972
openaire   +2 more sources

On the Riccati equation

open access: yesJournal of Mathematical Analysis and Applications, 1970
Koch, Richard M, Lowenthal, Franklin
openaire   +1 more source

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