2026 John Erik Fornæss: Mathematics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Mathematics	38	2335	2069	14	13	232	6349

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Mathematics

2335

2069

232

6349

Research.com Recognitions

2016 - Fellow of the American Mathematical Society For contributions to several complex variables and to complex dynamics.
1978 - Fellow of Alfred P. Sloan Foundation
Member of the Norwegian Academy of Science and Letters Mathematics
Member of the Norwegian Academy of Science and Letters Mathematics
Member of the Norwegian Academy of Science and Letters Mathematics

Overview

John Erik Fornæss is affiliated with the Norwegian University of Science and Technology in Norway. Their research primarily falls within the field of Mathematics, with a significant focus on Applied Mathematics and Geometry and Topology. Their scholarly output includes 57 publications in Mathematics, among which subfields such as Numerical Analysis, Mathematical Physics, and Statistical and Nonlinear Physics are represented.

The scientist's work covers several core research topics, notably:

Holomorphic and Operator Theory
Geometry and complex manifolds
Meromorphic and Entire Functions
Mathematical Dynamics and Fractals
Advanced Differential Equations and Dynamical Systems
Geometric Analysis and Curvature Flows
Iterative Methods for Nonlinear Equations

Recent publications authored by John Erik Fornæss include:

"On the boundary rigidity at strongly pseudoconvex points" (2020) published in Mathematische Zeitschrift
"The boundary rigidity for holomorphic self-maps of some fibered domains" (2021) published in Mathematical Research Letters
"Dynamics of transcendental Hénon maps III: Infinite entropy" (2021) published in Journal of Modern Dynamics (co-authored by Leandro Arosio)
"Weighted L² Version of Mergelyan and Carleman Approximation" (2020) published in Journal of Geometric Analysis (co-authored by Séverine Biard)
"Dynamics of transcendental Hénon maps-II" (2022) published in Mathematische Annalen (co-authored by Leandro Arosio)

Frequent publication venues for Fornæss include:

arXiv (Cornell University)
Mathematische Annalen
Journal of Geometric Analysis
Journal of Modern Dynamics
Mathematische Zeitschrift

Collaborations feature a number of frequent co-authors, highlighting a network of researchers:

Mi Hu
Ratna Pal
Tuyen Trung Truong
Leandro Arosio
Anna Miriam Benini

John Erik Fornæss's professional recognition includes the following awards and honors:

Fellow of the American Mathematical Society (2016) for contributions to several complex variables and to complex dynamics
Fellow of Alfred P. Sloan Foundation (1978)
Member of the Norwegian Academy of Science and Letters in Mathematics

Best Publications

Pseudoconvex domains: Bounded strictly plurisubharmonic exhaustion functions

Klas Diederich;John Erik Fornæss

428
Citations
Complex dynamics in higher dimensions

John Erik Fornæss;Nessim Sibony

420
Citations
Pseudoconvex Domains with Real-Analytic Boundary

Klas Diederich;John E. Fornaess

384
Citations
Pseudoconvex Domains: An Example with Nontrivial Nebenhülle.

Klas Diederich;John Erik Fornaess

312
Citations
The Levi problem on complex spaces with singularities

John Erik Fornaess;Raghavan Narasimhan

272
Citations
Embedding Strictly Pseudoconvex Domains in Convex Domains

John Erik Fornaess

254
Citations
Oka's inequality for currents and applications

John Erik Fornæss;Nessim Sibony

224
Citations
Proper holomorphic mappings between real-analytic pseudoconvex domains inC n

K. Diederich;J. E. Fornæss

166
Citations
Complex Hénon mappings in ℂ2 and Fatou-Bieberbach domains

John Erik Fornæss;Nessim Sibony

156
Citations
A Construction of Peak Functions on Weakly Pseudoconvex Domains

Eric Bedford;John Erik Fornaess

149
Citations
Proper holomorphic maps onto pseudoconvex domains with real-analytic boundary

Klas Diederich;John E. Fornaess

138
Citations
Random iterations of rational functions

John Erik Fornaess;Nessim Sibony

122
Citations
Construction of P.S.H. functions on weakly pseudoconvex domains

John Erik Fornaess;Nessim Sibony

105
Citations
Lectures on Counterexamples in Several Complex Variables

John Erik Fornæss;Berit Stensønes

90
Citations
Exposing Points on the Boundary of a Strictly Pseudoconvex or a Locally Convexifiable Domain of Finite 1-Type

K. Diederich;J. E. Fornæss;E. F. Wold

86
Citations
Hölder estimates on convex domains of finite type

Unknown

81
Citations
Pseudoconvex domains: existence of Stein neighborhoods

Klas Diederich;John Erik Fornaess

79
Citations
Support functions for convex domains of finite type

Klas Diederich;John Erik Fornæss

78
Citations
Smoothingq-convex functions and vanishing theorems

Klas Diederich;John Erik Fornaess

71
Citations
Harmonic currents of finite energy and laminations

John Erik Fornæss;Nessim Sibony

70
Citations
Riemann Surface Laminations with Singularities

John Erik Fornæss;Nessim Sibony

70
Citations

Frequent Co-Authors

Nessim Sibony University of Paris-Saclay

Eric Bedford Stony Brook University

Steven G. Krantz Washington University in St. Louis

Larry L. Schumaker Vanderbilt University

External Links

Wikipedia of John Erik Fornæss Personal website of John Erik Fornæss

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