Roger D. Nussbaum
Personal Home Page
http://www.math.rutgers.edu/~nussbaum/
Articles in Scholarly Journals [Incomplete List]
- Global stability, two conjectures and Maple
Nonlinear Analysis, vol. 66, no. 5, pp. 1064–1090, 2007 - Iteration of order preserving subhomogeneous maps on a cone
Mathematical Proceedings of the Cambridge Philosophical Society, vol. 140, no. 01, p. 157, 2006 - Iterated linear maps on a cone and Denjoy–Wolff theorems
Linear Algebra and its Applications, vol. 416, no. 2-3, pp. 615–626, 2006 - Extension of order-preserving maps on a cone
Proceedings of the Royal Society of Edinburgh: Section A Mathematics, vol. 133, no. 01, p. 35, 2003 - A basis theorem for a class of max-plus eigenproblems
Journal of Differential Equations, vol. 189, no. 2, pp. 616–639, 2003 - Boundary layer phenomena for differential-delay equations with state-dependent time lags: III
Journal of Differential Equations, vol. 189, no. 2, pp. 640–692, 2003 - Asymptotic estimates for the periods of periodic points of non-expansive maps
Ergodic Theory and Dynamical Systems, vol. 23, no. 4, pp. 1199–1226, 2003 - Existence, uniqueness and analyticity for periodic solutions of a non-linear convolution equation
Integral Equations and Operator Theory, vol. 42, no. 4, pp. 385–424, 2002 - Dynamics of a Quadratic Map in Two Complex Variables
Journal of Differential Equations, vol. 169, no. 1, pp. 57–141, 2001 - Periodic points of positive linear operators and Perron-Frobenius operators
Integral Equations and Operator Theory, vol. 39, no. 1, pp. 41–97, 2001 - Lower and upper bounds for ?-limit sets of nonexpansive maps
Indagationes Mathematicae, vol. 12, no. 2, pp. 191–211, 2001 - Journal of Dynamics and Differential Equations, vol. 13, no. 2, pp. 381–424, 2001
- Transactions of the American Mathematical Society, vol. 350, no. 06, pp. 2367–2392, 1998
- EIGENVECTORS OF ORDER-PRESERVING LINEAR OPERATORS
Journal of the London Mathematical Society, vol. 58, no. 2, pp. 480–496, 1998 - Admissible Arrays and a Nonlinear Generalization of Perron-Frobenius Theory
Journal of the London Mathematical Society, vol. 58, no. 3, pp. 526–544, 1998 - Periodic points of nonexpansive maps and nonlinear generalizations of the Perron-Frobenius theory
Selecta Mathematica, New Series, vol. 4, no. 1, pp. 141–181, 1998 - Entropy Minimization, DAD Problems, and Doubly Stochastic Kernels
Journal of Functional Analysis, vol. 123, no. 2, pp. 264–307, 1994 - Lattice isomorphisms and iterates of nonexpansive maps
Nonlinear Analysis, vol. 22, no. 8, pp. 945–970, 1994 - A limit set trichotomy for self-mappings of normal cones in banach spaces
Nonlinear Analysis, vol. 20, no. 7, pp. 855–870, 1993 - Entropy Minimization, Hilbert's Projective Metric, and Scaling Integral Kernels
Journal of Functional Analysis, vol. 115, no. 1, pp. 45–99, 1993 - Boundary layer phenomena for differential-delay equations with state-dependent time lags, I.
Archive for Rational Mechanics and Analysis, vol. 120, no. 2, pp. 99–146, 1992 - Some remarks on differential equations of quadratic type
Journal of Dynamics and Differential Equations, vol. 3, no. 3, pp. 457–490, 1991 - Estimates of the periods of periodic points for nonexpansive operators
Israel Journal of Mathematics, vol. 76, no. 3, pp. 345–380, 1991 - Convexity properties of generalizations of the arithmetic-geometric mean
Numerical Functional Analysis and Optimization, vol. 11, no. 1, pp. 33–44, 1990 - SIAM Journal on Mathematical Analysis, vol. 21, no. 2, Article ID 0521024, 1990
- A Differential-Delay Equation Arising in Optics and Physiology
SIAM Journal on Mathematical Analysis, vol. 20, no. 2, p. 249, 1989 - Convexity and log convexity for the spectral radius
Linear Algebra and its Applications, vol. 73, no. 1, pp. 59–122, 1986 - Global continuation and asymptotic behaviour for periodic solutions of a differential-delay equation
Annali di Matematica Pura ed Applicata, vol. 145, no. 1, pp. 33–128, 1986 - Uniqueness and nonuniqueness for positive radial solutions of ?u + f(u, r) = 0
Communications on Pure and Applied Mathematics, vol. 38, no. 1, pp. 67–108, 1985 - Circulant matrices and differential-delay equations
Journal of Differential Equations, vol. 60, no. 2, pp. 201–217, 1985 - Positive operators and elliptic eigenvalue problems
Mathematische Zeitschrift, vol. 186, no. 2, pp. 247–264, 1984 - Asymptotic estimates for the periods of periodic solutions of a differential-delay equation.
The Michigan Mathematical Journal, vol. 31, no. 2, pp. 215–229, 1984 - Asymptotic analysis of functional differential equations and solutions of long period
Archive for Rational Mechanics and Analysis, vol. 81, no. 4, 1983 - Some remarks on a conjecture in parameter adaptive control
Systems & Control Letters, vol. 3, no. 5, pp. 243–246, 1983 - Quasinormal cones in Banach spaces
Nonlinear Analysis, vol. 7, no. 5, pp. 539–553, 1983 - Cyclic differential equations and period three solutions of differential-delay equations
Journal of Differential Equations, vol. 46, no. 3, pp. 379–408, 1982 - A nonlinear integral equation
Nonlinear Analysis, vol. 5, no. 12, pp. 1285–1307, 1981 - Indiana University Mathematics Journal, vol. 30, no. 6, Article ID 30065, 1981
- Uniqueness and nonuniqueness for periodic solutions of ?() = ?(( ? 1))
Journal of Differential Equations, vol. 34, no. 1, pp. 25–54, 1979 - A Hopf Global Bifurcation Theorem for Retarded Functional Differential Equations
Transactions of the American Mathematical Society, vol. 238, p. 139, 1978 - SIAM Journal on Mathematical Analysis, vol. 9, no. 2, Article ID 0509024, 1978
- Some Generalizations of the Borsuk-Ulam Theorem
Proceedings of the London Mathematical Society, vol. s3-35, no. 1, pp. 136–158, 1977 - The range of periods of periodic solutions of x'(t) = - af(x(t - 1))
Journal of Mathematical Analysis and Applications, vol. 58, no. 2, pp. 280–292, 1977 - Generalizing the fixed point index
Mathematische Annalen, vol. 228, no. 3, pp. 259–278, 1977 - Global bifurcation of periodic solutions of some autonomous functional differential equations
Journal of Mathematical Analysis and Applications, vol. 55, no. 3, pp. 699–725, 1976 - A Singular Bifurcation Problem
Journal of the London Mathematical Society, vol. s2-14, no. 1, pp. 31–38, 1976 - Positive solutions of nonlinear elliptic boundary value problems
Journal of Mathematical Analysis and Applications, vol. 51, no. 2, pp. 461–482, 1975 - A correction of ?periodic solutions of some nonlinear, autonomous functional differential equations. II?
Journal of Differential Equations, vol. 16, no. 3, pp. 548–549, 1974 - Periodic solutions of some nonlinear autonomous functional differential equations
Annali di Matematica Pura ed Applicata, Series 4, vol. 101, no. 1, pp. 263–306, 1974 - On the uniqueness of the topological degree fork-set-contractions
Mathematische Zeitschrift, vol. 137, no. 1, pp. 1–6, 1974 - Periodic solutions of some nonlinear, autonomous functional differential equations. II
Journal of Differential Equations, vol. 14, no. 2, pp. 360–394, 1973 - Periodic solutions of autonomous functional differential equations
Bulletin of the American Mathematical Society, vol. 79, no. 4, pp. 811–815, 1973 - Some Asymptotic Fixed Point Theorems
Transactions of the American Mathematical Society, vol. 171, p. 349, 1972 - Degree theory for local condensing maps*1
Journal of Mathematical Analysis and Applications, vol. 37, no. 3, pp. 741–766, 1972 - Existence and uniqueness theorems for some functional differential equations of neutral type
Journal of Differential Equations, vol. 11, no. 3, pp. 607–623, 1972 - Asymptotic fixed point theorems for local condensing maps
Mathematische Annalen, vol. 191, no. 3, pp. 181–195, 1971 - The fixed point index for local condensing maps
Annali di Matematica Pura ed Applicata, Series 4, vol. 89, no. 1, pp. 217–258, 1971 - A generalization of the Ascoli theorem and an application to functional differential equations
Journal of Mathematical Analysis and Applications, vol. 35, no. 3, pp. 600–610, 1971 - Some fixed point theorems
Bulletin of the American Mathematical Society, vol. 77, no. 3, pp. 360–366, 1971 - Spectral Mapping Theorems and Perturbation Theorems for Browder's Essential Spectrum
Transactions of the American Mathematical Society, vol. 150, no. 2, p. 445, 1970 - The fixed point index and asymptotic fixed point theorems for $k$-set-contractions
Bulletin of the American Mathematical Society, vol. 75, no. 3, pp. 490–496, 1969 - The topological degree for noncompact nonlinear mappings in Banach spaces
Bulletin of the American Mathematical Society, vol. 74, no. 4, pp. 671–677, 1968