Walter Neumann

Q: What Schools Are Affiliated With Walter Neumann

Walter Neumann is affiliated with the following schools: University of California, Berkeley, Columbia University, University of Bonn

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Walter Neumann

Mathematics

#3348

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#4959

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Measure Theory

#2218

World Rank

#2666

Historical Rank

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Mathematics

Why Is Walter Neumann Influential?

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According to Wikipedia, Walter David Neumann is a British mathematician who works in topology, geometric group theory, and singularity theory. He is an emeritus professor at Barnard College, Columbia University. Neumann obtained his Ph.D. under the joint supervision of Friedrich Hirzebruch and Klaus Jänich at the University of Bonn in 1969.

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Walter Neumann's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Three-Dimensional Link Theory and Invariants of Plane Curve Singularities. (1986) (571)
Volumes of hyperbolic three-manifolds (1985) (391)
A calculus for plumbing applied to the topology of complex surface singularities and degenerating complex curves (1981) (338)
A geometric invariant of discrete groups (1987) (252)
Seifert manifolds, plumbing, µ-invariant and orientation reversing maps (1978) (227)
Arithmetic of Hyperbolic Manifolds (1992) (197)
Differentiable manifolds and quadratic forms (1971) (167)
Transverse foliations of Seifert bundles and self homeomorphism of the circle (1981) (119)
Casson invariant of links of singularities (1990) (106)
Extended Bloch group and the Cheeger-Chern-Simons class (2003) (101)
Combinatorics of Triangulations and the Chern-Simons Invariant for Hyperbolic 3-Manifolds (1992) (101)
Computing Arithmetic Invariants of 3-Manifolds (2000) (96)
Complex algebraic plane curves via their links at infinity (1989) (82)
Proof of the Poincaré-Birkhoff fixed point theorem. (1977) (81)
BLOCH INVARIANTS OF HYPERBOLIC 3-MANIFOLDS (1997) (80)
Complete intersection singularities of splice type as universal abelian covers (2004) (79)
Quasi-isometric classification of graph manifold groups (2006) (78)
Automatic structures, rational growth, and geometrically finite hyperbolic groups (1994) (77)
On intersections of finitely generated subgroups of free groups (1990) (77)
Canonical decompositions of 3–manifolds (1997) (76)
Rigidity of Coxeter Groups and Artin Groups (2002) (75)
An invariant of plumbed homology spheres (1980) (69)
Complex surface singularities with integral homology sphere links (2003) (68)
Unfoldings in knot theory (1987) (66)
Commensurability and virtual fibration for graph manifolds (1997) (62)
3-Dimensional G-Manifolds with 2-Dimensional Orbits (1968) (58)
Rotation numbers of products of circle homeomorphisms (1985) (57)
VOLUMES OF HYPERBOLIC 3-MANIFOLDS (1985) (56)
On Malcev conditions (1974) (54)
Universal Abelian Covers of Surface Singularities (2001) (54)
The thick-thin decomposition and the bilipschitz classification of normal surface singularities (2011) (52)
On the quasivariety of convex subsets of affine spaces (1970) (49)
Hilbert’s 3rd Problem and Invariants of 3–manifolds (1997) (47)
PRODUCTS OF KNOTS, BRANCHED FIBRATIONS AND SUMS OF SINGULARITIES (1977) (47)
Rigidity of cusps in deformations of hyperbolic 3-orbifolds (1993) (46)
CENTRAL EXTENSIONS OF WORD HYPERBOLIC GROUPS (1995) (45)
Immersed and virtually embedded π1-injective surfaces in graph manifolds (1999) (41)
Brieskorn complete intersections and automorphic forms (1977) (41)
Lipschitz geometry of complex curves (2013) (40)
Signature related invariants of manifolds—I. monodromy and γ-invariants (1979) (36)
The end curve theorem for normal complex surface singularities (2008) (35)
Representing varieties of algebras by algebras (1970) (35)
Homomorphisms of Fuchsian groups to PSL (2,ℝ) (1985) (34)
Quasi-isometric classification of some high dimensional right-angled Artin groups (2009) (31)
Lipschitz geometry of complex surfaces: analytic invariants and equisingularity (2012) (30)
Rational polynomials of simple type (2000) (28)
Mal'cev conditions, spectra and kronecker product (1978) (28)
An asymptotic formula for the eta invariants of hyperbolic 3-manifolds (1992) (27)
A note on an invariant of fintushel and stern (1985) (27)
Bi-Lipschitz geometry of weighted homogeneous surface singularities (2007) (27)
Notes on Geometry and 3-Manifolds (2001) (27)
Universal abelian covers of quotient-cusps (2001) (27)
Totally blind channel identification by exploiting guard intervals (2003) (26)
Generalizations of the Poincaré Birkhoff fixed point theorem (1977) (25)
Notes on Adams' Small Volume Orbifolds (1992) (25)
Length and Eigenvalue Equivalence (2006) (25)
Difference index of vectorfields and the enhanced Milnor number (1990) (24)
On bilinear forms represented by trees (1989) (24)
Volume bounds for generalized twisted torus links (2010) (23)
Links of surface singularities and CR space forms (1987) (23)
Quasi-isometric classification of non-geometric 3-manifold groups (2010) (23)
Vanishing cycles and monodromy of complex polynomials (2000) (23)
Equivalent Automatic Structures and their Boundaries (1992) (23)
Cyclic suspension of knots and periodicity of signature for singularities (1974) (22)
Minimal surface singularities are Lipschitz normally embedded (2015) (20)
Unfolding polynomial maps at infinity (1999) (20)
Splicing Algebraic Links (1987) (20)
GRAPH 3-MANIFOLDS, SPLICE DIAGRAMS, SINGULARITIES (2007) (19)
Nontrivial rational polynomials in two variables have reducible fibres (1998) (19)
A Short course in geometric group theory (1996) (19)
Amalgamation and the invariant trace field of a Kleinian group (1991) (18)
Separating sets, metric tangent cone and applications for complex algebraic germs (2009) (17)
Realizing arithmetic invariants of hyperbolic 3-manifolds (2011) (16)
On Leighton's graph covering theorem (2009) (16)
Fibering over the circle within a bordism class (1971) (16)
Complex analytic realization of links (2006) (16)
On cyclic branched coverings of spheres (1975) (16)
Bi-Lipschitz geometry of complex surface singularities (2008) (15)
Regular Cocycles and Biautomatic Structures (1994) (15)
Homological action of the modular group on some cubic moduli spaces (2004) (15)
On the Topology of Curves in Complex Surfaces (1989) (14)
A characterization of Lipschitz normally embedded surface singularities (2018) (14)
The fixed group of an automorphism of a word hyperbolic group is rational (1992) (13)
Invariants from triangulations of hyperbolic 3-manifolds (1995) (13)
Manifold cutting and pasting groups (1975) (13)
Irregular links at infinity of complex affine plane curves (1999) (12)
THE 2-GENERALIZED KNOT GROUP DETERMINES THE KNOT (2008) (12)
Some examples of hyperbolic groups (1999) (11)
The enhanced Milnor number in higher dimensions (1988) (11)
Commensurability and QI classification of free products of finitely generated abelian groups (2007) (11)
Topology of hypersurface singularities (2017) (10)
On irregular links at infinity of algebraic plane curves (1992) (9)
Extended Bloch group and the Chern-Simons class (Incomplete working version) (2002) (9)
Minimal singularities are Lipschitz normally embedded (2015) (9)
Automatic Structures and Boundaries for Graphs of Groups (1993) (8)
Topology Symposium Siegen 1979 (1980) (8)
Real and Complex Singularities: On normal embedding of complex algebraic surfaces (2008) (8)
Intercusp geodesics and the invariant trace field of hyperbolic 3-manifolds (2014) (7)
Four-manifolds constructed via plumbing (1978) (7)
Unfoldings in knot theory (1987) (7)
Lipschitz Geometry Does not Determine Embedded Topological Type (2015) (7)
Regular geodesic normal forms in virtually Abelian groups (1997) (6)
ON LINK OF LIPSCHITZ NORMALLY EMBEDDED SETS (2021) (6)
Asynchronous Combings of Groups (1992) (6)
Multiplicativity of signature (1978) (6)
A short proof that positive generation implies the Hanna Neumann Conjecture (2007) (5)
On the algebraic identifiability of finite impulse response channels driven by linearly precoded signals (2005) (5)
Chern-Simons Invariant for Hyperbolic 3-Manifolds (1992) (5)
Principal analytic link theory in homology sphere links (2009) (5)
Algorithms for polynomials in two variables (1999) (4)
on Geometry and 3-Manifolds (2001) (3)
The Orevkov invariant of an affine plane curve (2001) (3)
CONWAY POLYNOMIAL OF A FIBERED SOLVABLE LINK (1999) (2)
On cardinalities of free algebras and ranks of operations (1969) (1)
A pr 2 00 6 QUASI-ISOMETRIC CLASSIFICATION OF GRAPH MANIFOLDS GROUPS (2006) (1)
Kleinian Groups Generated by Rotations (1997) (1)
mu-constancy does not imply constant bi-Lipschitz type (2008) (1)
Low-Dimensional Topology and Number Theory (2018) (1)
Quasi-isometric Classification of Graph Manifold Groups Quasi-isometric Classification of Graph Manifolds (2007) (1)
Algebraic Analysis of Linear Precoding for Channel Identiication (1999) (1)
REPORT ON BIRS WORKSHOP 07W5052 ”LOW-DIMENSIONAL TOPOLOGY AND NUMBER THEORY” (2009) (0)
COBORDISM CLASSES OF FIBER BUNDLES (2004) (0)
Low-dimensional topology and number theory. Abstracts from the workshop held August 15th--August 21st, 2010. (2010) (0)
Notes on Geometry and the Universe (2005) (0)
Chapter III: Invariants (1986) (0)
KleinianGroups Generatedby Rotations (1997) (0)
Non-isomorphism of categories of algebras (2018) (0)
The thick-thin decomposition of a normal surface singularity (2011) (0)
ON THE GLOBAL IDENTIFIABILITY OF CHANNEL IDENTIFICATION PR OBLEMS (2006) (0)
LIPSCHITZ GEOMETRIES OF ANALYTIC GERMS (2018) (0)
BOUNDS FOR GENERALIZED TWISTED TORUS LINKS (2010) (0)
Rationality problems for Chern-Simons invariants (1997) (0)
Program of the Research Semester (1992) (0)
Low dimensional topology (1999) (0)
Errata: Mal'cev conditions spectra and Kronecker product (1979) (0)
3-Manifolds and Links of Singularities (2020) (0)
Topology Symposium, Siegen 1979: Proceedings of a symposium held at the University of Siegen, June 14-19, 1979 (1980) (0)
Automatic structures on central extensions (1999) (0)
Géométrie Lipschitz des singularités Lipschitz Geometry of Singularities (2017) (0)
Chapter V: Relation to Plumbing (1986) (0)
Orbifold splice quotients and log covers of surface pairs (2020) (0)
Appendix to Chapter I: Algebraic Links (1986) (0)
ec 2 00 6 Length and eigenvalue equivalence (2008) (0)
Chapter IV: Examples (1986) (0)
Report on the workshop Lipschitz Geometry of Singularities Casa Matematica , Oaxaca , 21-26 October 2018 Organizing Committee : (2019) (0)
Chapter II: Classification (1949) (0)
UNFOLDING POLYNOMIAL MAPS AT INFINITYWALTER (0)
RESEARCH BLOG 4/1/03 (0)
Chapter I: Foundations (1986) (0)
Groups, semigroups and finite presentations (1999) (0)

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What Schools Are Affiliated With Walter Neumann?

Walter Neumann is affiliated with the following schools: