Projects per year

## Fingerprint Dive into the research topics where Mark Feighn is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

- 7 Similar Profiles

Free Group
Mathematics

Subgroup
Mathematics

Automorphisms
Mathematics

Finite Rank
Mathematics

Hyperbolicity
Mathematics

Outer Automorphism Groups
Mathematics

Proper Action
Mathematics

Theorem
Mathematics

##
Network
Recent external collaboration on country level. Dive into details by clicking on the dots.

## Projects 2008 2017

- 2 Finished

## RESEARCH IN GEOMETRIC GROUP THEORY

National Science Foundation (National Science Foundation (NSF))

8/1/14 → 7/31/17

Project: Research project

Group Theory

Conjugacy Problem

Free Group

Asymptotic Dimension

Geometer

## Research In Geometric Group Theory

National Science Foundation (NSF)

7/1/08 → 7/31/17

Project: Research project

Group Theory

Free Group

Outer Automorphism Groups

Algebraic object

Logic

## Research Output 1984 2018

2
Citations
(Scopus)

## Algorithmic constructions of relative train track maps and CTs

Feighn, M., Jan 1 2018, In : Groups, Geometry, and Dynamics. 12, 3, p. 1159-1238 80 p.Research output: Contribution to journal › Article

Outer Automorphism Groups

Finite Rank

Free Group

Automorphism

Inclusion

1
Citation
(Scopus)

## Corrigendum to "Hyperbolicity of the complex of free factors" [Adv. Math. 256, (2014), 104-155]

Feighn, M., Jul 10 2014, In : Advances in Mathematics. 259, 1 p.Research output: Contribution to journal › Comment/debate

46
Citations
(Scopus)

## Hyperbolicity of the complex of free factors

Feighn, M., May 1 2014, In : Advances in Mathematics. 256, p. 104-155 52 p.Research output: Contribution to journal › Article

Hyperbolicity

Finite Rank

Folding

Free Group

Path

14
Citations
(Scopus)

## Subfactor projections

Feighn, M., Sep 2014, In : Journal of Topology. 7, 3, p. 771-804 34 p., jtu001.Research output: Contribution to journal › Article

Subfactors

Projection

Hyperbolicity

Hyperbolic Space

Exponential Growth

19
Citations
(Scopus)

## The recognition theorem for Out (F_{n})

Feighn, M., Jan 31 2011, In : Groups, Geometry, and Dynamics. 5, 1, p. 39-106 68 p.Research output: Contribution to journal › Article

Outer Automorphism Groups

Free Group

Restriction

Invariant

Theorem