Research Output per year

## Fingerprint Dive into the research topics where João Nuno Gonçalves Faria Martins is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

- 2 Similar Profiles

Crossed Module
Mathematics

Categorical Group
Mathematics

Link Invariants
Mathematics

Commutative Algebra
Mathematics

Rack
Mathematics

Homotopy
Mathematics

Invariant
Mathematics

Finite Group
Mathematics

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

## Research Output at NOVA 2011 2016

## Crossed modules of Hopf algebras and of associative algebras and two-dimensional holonomy

Martins, J. N. G. F., Jan 2016, In : Journal Of Geometry And Physics. 99, p. 68-110Research output: Contribution to journal › Article

Open Access

2
Citations
(Scopus)

3
Downloads
(Pure)

## Pointed homotopy of maps between 2-crossed modules of commutative algebras

Akça, I. I., Emir, K. & Martins, J. F., 2016, In : Homology, Homotopy and Applications. 18, 1, p. 99-128 30 p.Research output: Contribution to journal › Article

Open Access

File

Crossed Module

Commutative Algebra

Homotopy

Homotopy Theory

Groupoid

## Pointed homotopy and pointed lax homotopy of 2-crossed module maps

Martins, J. N. G. F., 1 Jan 2013, In : Advances In Mathematics. 248, NA, p. 986-1049Research output: Contribution to journal › Article

Open Access

## Categorifying the Knizhnik-Zamolodchikov connection

Martins, J. N. G. F., 1 Jan 2012, In : Differential Geometry And Its Applications. 30, 3, p. 238-261Research output: Contribution to journal › Article

Open Access

## Four-Dimensional Spin Foam Perturbation Theory

Martins, J. N. G. F., 1 Jan 2011, In : Symmetry Integrability And Geometry-Methods And Applications. 7, NA, p. Art. N. 094Research output: Contribution to journal › Article

Open Access