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Prof. Dr. Hansj?rg Kielh?fer

Bücher

Bifurcation Theory. An Introduction with Applications to PDEs.
345 S., Band 156 in der Reihe "Applied Mathematical Sciences",
Springer-Verlag, New York - Berlin - Heidelberg? (2004)
Second Edition, 398 S. (2011)

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Variationsrechnung. Eine Einführung in die Theorie einer unabh?ngigen Variablen mit Beispielen und Aufgaben.
278 S., Vieweg-Teubner-Verlag Wiesbaden, Wiesbaden (2010)

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Publikationen

2012 | 2010 | 2008 | 2007 | 2006 | 2004 | 2003 | 2002 | 2001 | 2000 | 1997 | 1994 | 1993 | 1992 | 1991 | 1989 | 1988 | 1987 | 1986 | 1985 | 1983 | 1982 | 1981 | 1980 | 1979 | 1976 | 1975 | 1974 | 1973 | 1972

2012

Hansj?rg Kielh?fer
Bifurcation theory: an introduction with applications to partial differential equations

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2010

Hansj?rg Kielh?fer
Variationsrechnung : eine Einführung in die Theorie einer unabh?ngigen Variablen mit Beispielen und Aufgaben

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2008

Stefan Kr?mmer and Hansj?rg Kielh?fer
Radially symmetric critical points of non-convex functionals

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2007

M. Lilli, T. J. Healey and Hansj?rg Kielh?fer
Singular perturbation as a selection criterion for Young-measure solutions

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2006

Stefan Kr?mer, Timothy J. Healey and Hansj?rg Kielh?fer
Bifurcation with a two-dimensional kernel

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Stefan Kr?mer and Hansj?rg Kielh?fer
Radially symmetric critical points of nonconvex functionals

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2004

Hansj?rg Kielh?fer
Bifurcation theory : an introduction with applications to PDEs

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2003

Hansj?rg Kielh?fer
Critical points of nonconvex and noncoercive functionals

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A Corrigenda to this article was published on 01 December 2004: https://doi.org/10.1007/s00526-004-0274-9

2002

Christoph Gugg, Hansj?rg Kielh?fer and Michael Niggemann
On the approximation of the stochastic Burgers equation

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2001

Timothy J. Healey, Hansj?rg Kielh?fer and Errol L. Montes-Pizarro
Free nonlinear vibrations for plate equations on the equilateral triangle

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2000

Hansj?rg Kielh?fer and Timothy J. Healey
Global continuation via higher gradient regularization and singular limits in forced one-dimensional phase transition

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Hansj?rg Kielh?fer
Minimizing sequences selected via singular perturbations and their pattern formation

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Christoph Gugg, Timothy J. Healey, Hansj?rg Kielh?fer and Stanislaus Maier-Paape
Nonlinear standing and rotating waves on the sphere

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Hansj?rg Kielh?fer
Pattern formation of minimizing sequences of the stationary Cahn-Hilliard model

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1997

Timothy J. Healey and Hansj?rg Kielh?fer
Free nonlinear vibrations for a class of two-dimensional plate equations standing and discrete-rotating waves

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Hansj?rg Kielh?fer
Pattern formation of the stationary Cahn-Hilliard model

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Paul C. Fife, Hansj?rg Kielh?fer, Stanislaus Maier-Paape and Thomas Wanner
Perturbation of doubly periodic solution branches with applications to the Cahn- Hilliard equation

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1994

Hansj?rg Kielh?fer
Generic s1-equivariant vector fields

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Timothy J. Healey, Hansj?rg Kielh?fer and Charles A. Stuart
Global branches of positive weak solutions of semilinear elliptic problems over non-smooth domains

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Marco Holzmann and Hansj?rg Kielh?fer
Uniqueness of global positive solution branches of nonlinear elliptic problems

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1993

Hansj?rg Kielh?fer and Stanislaus Maier-Paape
Infinitely many positive solutions of semilinear elliptic problems via sub- and supersolutions

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Timothy J. Healey and Hansj?rg Kielh?fer
Preservation of nodal structure on global bifurcating solution branches of elliptic equations with symmetry

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Timothy J. Healey and Hansj?rg Kielh?fer
Separation of global solution branches of elliptic systems with symmetry via nodal properties

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1992

Timothy J. Healey and Hansj?rg Kielh?fer
Hidden symmetry of fully nonlinear boundary conditions in elliptic equations : global bifurcation and nodal structure

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Hansj?rg Kielh?fer
Hopf bifurcation from a differentiable viewpoint

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Timothy J. Healey and Hansj?rg Kielh?fer
Positivity of global branches of fully nonlinear elliptic boundary value problems

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Hansj?rg Kielh?fer
Smoothness and asymptotics of global positive branches of u+ f(u) = 0

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Hansj?rg Kielh?fer
Smoothness of global positive branches of nonlinear elliptic problems over symmetric domains

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Timothy J. Healey and Hansj?rg Kielh?fer
Symmetry and preservation of nodal structure in elliptic equations satisfying fully nonlinear Neumann boundary conditions

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1991

Timothy J. Healey and Hansj?rg Kielh?fer
Symmetry and nodal properties in the global bifurcation analysis of quasi-linear elliptic equations

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1989

Hansj?rg Kielh?fer
A bifurcation theorem for potential operators and an application to wave equations

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1988

Hansj?rg Kielh?fer
A bifurcation theorem for potential operators

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Hansj?rg Kielh?fer
Das Unberechenbare

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1987

Hansj?rg Kielh?fer and Paul K?tzner
Stable periods of a semilinear wave equation and bifurcation of periodic solutions

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1986

Hansj?rg Kielh?fer
Interaction of periodic and stationary bifurcation from multiple eigenvalues

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1985

Hansj?rg Kielh?fer
Multiple eigenvalue bifurcation for Fredholm operators

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1983

Hansj?rg Kielh?fer and Reiner Lauterbach
On the principle of reduced stability

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1982

Hansj?rg Kielh?fer
Floquet exponents of bifurcating periodic orbits

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1981

Hansj?rg Kielh?fer
A bunch of stationary or periodic solutions near an equilibrium by a slow exchange of stability

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1980

Hansj?rg Kielh?fer
Degenerate bifurcation at simple eigenvalues and stability of bifurcating solutions

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Hansj?rg Kielh?fer
Global solutions of semilinear evolution equations satisfying an energy inequality

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1979

Hansj?rg Kielh?fer
Bifurcation of periodic solutions for a semilinear wave equation

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Hansj?rg Kielh?fer and K. Kirchg?ssner
Generalized Hopf bifurcation in Hilbert space

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Hansj?rg Kielh?fer
Hopf bifurcation at multiple eigenvalues

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1976

Hansj?rg Kielh?fer
On the Lyapunov-stability of stationary solutions of semilinear parabolic differential equations

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Hansj?rg Kielh?fer
Verzweigung periodischer L?sungen in mehrfachen Eigenwerten

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Stuttgart, Univ., Habil.-Schr., 1976

1975

Hansj?rg Kielh?fer
Existenz und Regularit?t von L?sungen semilinearer parabolischer Anfangs-Randwertprobleme

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Hansj?rg Kielh?fer
?ber ein semilineares singul?res Anfangs-Randwertproblem

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1974

Hansj?rg Kielh?fer
Halbgruppen und semilineare Anfangs-Randwertprobleme

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Hansj?rg Kielh?fer
Stability and semilinear evolution equations in Hilbert space

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1973

Klaus Kirchg?ssner and Hansj?rg Kielh?fer
Stability and bifurcation in fluid dynamics

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Hansj?rg Kielh?fer
Stabilit?t bei fastlinearen Evolutionsgleichungen

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1972

Hansj?rg Kielh?fer
Hilbertraum - Theorie für fastlineare Anfangswertprobleme

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Druckausgabe erschienen als Bochum, Univ., Diss., 1972.

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