summary:A modification of a classical number-theorem on Diophantine approximations is used for generalizing H. kielhöfer's result on bifurcations of nontrivial periodic solutions to nonlinear wave equations
The thesis looks at a number of existence theorems that prove the existence of small-amplitude perio...
This thesis is concerned with the water wave problem. Using local bifurcation we establish small-amp...
AbstractThis paper initiates the classification, up to symmetry-covariant contact equivalence, of pe...
summary:A modification of a classical number-theorem on Diophantine approximations is used for gener...
Bifurcations of periodic solutions from homoclinic ones are investigated for certain singularly pert...
AbstractWe study the bifurcation problem for periodic solutions of a nonautonomous damped wave equat...
AbstractBifurcation of time periodic solutions and their regularity are proved for a semilinear wave...
Nonlinear wave equations model the propagation of waves in a wide range of Nonlinear wave equations ...
Stable periods of a semilinear wave equation and bifurcation of periodic solutions / by H. Kielhöfer...
We are concerned with multiplicity and bifurcation results for solutions of nonlinear second order d...
This thesis is devoted to the construction of periodic solutions for partial differential equations....
We are concerned with multiplicity and bifurcation results for solutions of nonlinear second order d...
AbstractA generalization of the Morse lemma to vector-valued functions is proved by a blowing-up arg...
AbstractWe consider the equationu″+(1/r)u′−(k2/r2)u=λu+au|u|2onr∈R+withk∈N,a, λ∈C, Reλ>0>Rea, and |I...
We review recent results on the existence of weak 2π- periodic solutions in time and space for a cla...
The thesis looks at a number of existence theorems that prove the existence of small-amplitude perio...
This thesis is concerned with the water wave problem. Using local bifurcation we establish small-amp...
AbstractThis paper initiates the classification, up to symmetry-covariant contact equivalence, of pe...
summary:A modification of a classical number-theorem on Diophantine approximations is used for gener...
Bifurcations of periodic solutions from homoclinic ones are investigated for certain singularly pert...
AbstractWe study the bifurcation problem for periodic solutions of a nonautonomous damped wave equat...
AbstractBifurcation of time periodic solutions and their regularity are proved for a semilinear wave...
Nonlinear wave equations model the propagation of waves in a wide range of Nonlinear wave equations ...
Stable periods of a semilinear wave equation and bifurcation of periodic solutions / by H. Kielhöfer...
We are concerned with multiplicity and bifurcation results for solutions of nonlinear second order d...
This thesis is devoted to the construction of periodic solutions for partial differential equations....
We are concerned with multiplicity and bifurcation results for solutions of nonlinear second order d...
AbstractA generalization of the Morse lemma to vector-valued functions is proved by a blowing-up arg...
AbstractWe consider the equationu″+(1/r)u′−(k2/r2)u=λu+au|u|2onr∈R+withk∈N,a, λ∈C, Reλ>0>Rea, and |I...
We review recent results on the existence of weak 2π- periodic solutions in time and space for a cla...
The thesis looks at a number of existence theorems that prove the existence of small-amplitude perio...
This thesis is concerned with the water wave problem. Using local bifurcation we establish small-amp...
AbstractThis paper initiates the classification, up to symmetry-covariant contact equivalence, of pe...
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