Differential geometry

Participants

M.A. Aprodu, M. Aprodu, G. Baditoiu, D. Beltita, V. Brinzanescu, C. Costinescu, L. David, C. Gherghe, A. Ionescu, S. Moroianu, L. Ornea, R. Pantilie, M. Pilca, J. Rouyer, V. Slesar, R. Slobodeanu, A. Turtoi, C. Vilcu, G. Vilcu, V. Vuletescu, ...

Topics

Riemannian submersions, harmonic maps and morphisms, conformal-Killing forms, integrable systems, Twistor Theory and the Penrose transform, Einstein and self-dual manifolds, Weyl spaces, Quaternionic Geometry, locally conformal Kaehler manifolds, Bochner-flat Kaehler Geometry and CR Geometry, the Ricci flow, Frobenius and F-manifolds, Generalized Complex Geometry, convex surfaces, Alexandrov surfaces, ...

Talks

2016

Some remarks on distance functions II

Speaker: Costin Vilcu (IMAR)

Feb 29, 2016, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Some remarks on distance functions

Speaker: Costin Vilcu (IMAR)

Feb 22, 2016, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Blow-up in varietati simplectice

Speaker: Miron Stanciu

Feb 1, 2016, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

2015

Integrable Systems II

Speaker: Gabriel Baditoiu (IMAR)

Nov 9, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Integrable Systems

Speaker: Gabriel Baditoiu (IMAR)

Oct 12, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Non-geometric Heterotic Supergravity and l.c.K. manifolds

Speaker: Carlos Shahbazi, Institut de Physique Theorique, CEA (Saclay)

Oct 8, 2015, 10:00

Sala 306-307 "Constantin Banica", IMAR

Despre prelungiri de G-structuri si structuri Tanaka III

Speaker: Liana David

Sep 21, 2015, 10:30

Sala 309-310 "Gheorghe Vranceanu", IMAR

Despre prelungiri de G-structuri si structuri Tanaka II

Speaker: Liana David

Sep 14, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Despre prelungiri de G-structuri si structuri Tanaka

Speaker: Liana David

Sep 7, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Symplectic Fiber Bundles

Speaker: Alexandra Otiman

May 4, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the envelope of α-sections of a convex body III

Speaker: Costin Vilcu (IMAR)

Apr 6, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the envelope of α-sections of a convex body II

Speaker: Costin Vilcu (IMAR)

Mar 30, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Wave Maps from Godel`s Universe

Speaker: Sorin Dragomir

Mar 16, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Extended V-systems and almost dual Frobenius manifolds

Speaker: Ian Strachan (University of Glasgow, United Kingdom)

Mar 2, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Length of cut locus on convex surfaces

Speaker: Tudor Zamfirescu

Feb 23, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the envelope of α-sections of a convex body

Speaker: Costin Vilcu (IMAR)

Feb 16, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Pluricanonical locally conformally Kaehler manifolds

Speaker: Liviu Ornea

Feb 9, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Quaternionic-like manifolds

Speaker: Radu Pantilie

Jan 26, 2015, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

2014

Homogeneous pseudo-Riemannian Einstein manifolds associated to gradations of semisimple Lie algebras

Speaker: Dimitri Alekseevsky

Dec 15, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Conification of Kahler and hyper-Kahler manifolds and the c-map

Speaker: Dimitri Alekseevsky

Dec 8, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Basic cohomological complexes and taut foliations

Speaker: Vladimir Slesar (Universitatea din Craiova)

Nov 17, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On regular F-manifolds

Speaker: Liana David

Nov 3, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Curenti pe varietati local conforme Kahler

Speaker: Alexandra Otiman

Oct 20, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

A solution to a fundamental problem in stochastic geometry

Speaker: Gabriel Eduard Vilcu

Oct 13, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On ro-quaternionic manifolds with homogeneous twistor spaces

Speaker: Radu Pantilie

Oct 6, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

An isoperimetric inequality for convex sets in the plane

Speaker: Rom Pinchasi (Technion - Israel Institute of Technology)

Jul 3, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Penrose transform in quaternionic geometry II

Speaker: Radu Pantilie

May 26, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Geometry and Physics on Siegel-Jacobi Spaces

Speaker: Stefan Berceanu (IFIN-HH, Magurele)

May 12, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Introduction to Integrable Systems II

Speaker: Gabriel Baditoiu (IMAR)

May 5, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Introduction to Integrable Systems

Speaker: Gabriel Baditoiu (IMAR)

Apr 28, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Farthest points on Alexandrov surfaces

Speaker: Costin Vilcu (IMAR)

Apr 14, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Penrose transform in quaternionic geometry (work in progress)

Speaker: Radu Pantilie

Mar 31, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On harmonic morphisms and moment maps

Speaker: Radu Pantilie

Mar 17, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On harmonic morphisms and the Ricci soliton equation

Speaker: Radu Pantilie

Mar 3, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Meromorphic connections II

Speaker: Liana David

Feb 17, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Meromorphic connections

Speaker: Liana David

Feb 10, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Fibrate vectoriale olomorfe si foliatii total geodezice

Speaker: Marian Aprodu

Feb 3, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Holomorphic vector bundles and totally geodesic foliations

Speaker: Marian Aprodu

Jan 27, 2014, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

2013

On cotangent manifolds, complex structures and generalized geometry

Speaker: Liana David

Dec 9, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Alexandrov surfaces V

Speaker: Costin Vilcu (IMAR)

Nov 25, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Alexandrov surfaces IV

Speaker: Costin Vilcu (IMAR)

Nov 18, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Homogeneous locally conformally Kaehler manifolds

Speaker: Liviu Ornea

Nov 11, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Minimization and maximization problems between two sets in geodesic spaces

Speaker: Adrian Nicolae

Nov 4, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the embeddings of the Riemann sphere with nonnegative normal bundles

Speaker: Radu Pantilie

Oct 28, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the integrability of the co-CR quaternionic structures II

Speaker: Radu Pantilie

Oct 14, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Classification of homogeneous Einstein metrics on pseudo-hyperbolic spaces

Speaker: Gabriel Baditoiu (IMAR)

Oct 7, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Some open problems in surfaces with constant mean curvature

Speaker: Rafael Lopez (Univ. of Granada)

Sep 12, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On Bianchi`s Backlund transformation of quadrics

Speaker: Dinca Ion

Jun 17, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Howe-Moore property

Speaker: Corina Ciobotaru (Université Catholique de Louvain, Belgium)

Jun 10, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

A Probabilistic Approach to Ricci Flow on Surfaces III

Speaker: Ionel Popescu

Jun 3, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

A Probabilistic Approach to Ricci Flow on Surfaces II

Speaker: Ionel Popescu

May 27, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

A Probabilistic Approach to Ricci Flow on Surfaces

Speaker: Ionel Popescu

May 20, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the integrability of co-CR quaternionic structures

Speaker: Radu Pantilie

May 13, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Intrinsic minimal surfaces III

Speaker: Sergiu Moroianu

Apr 22, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Intrinsic minimal surfaces II

Speaker: Sergiu Moroianu

Apr 15, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On a conjecture from general relativity and a classification of p-harmonic morphisms

Speaker: R. Slobodeanu

Apr 1, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Intrinsic minimal surfaces

Speaker: Sergiu Moroianu

Mar 25, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Alexandrov surfaces III

Speaker: Costin Vilcu (IMAR)

Mar 18, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Alexandrov surfaces II

Speaker: J. Rouyer

Mar 4, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Alexandrov surfaces

Speaker: J. Rouyer

Feb 25, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the theorem of the three perpendiculars

Speaker: Costin Vilcu (IMAR)

Feb 18, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Generalized Calabi-Eckmann manifolds

Speaker: F. Belgun

Feb 11, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Geometry of Cartan connections III

Speaker: Liana David

Feb 4, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Geometry of Cartan connections II

Speaker: Liana David

Jan 28, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The Geometry of Cartan connections

Speaker: Liana David

Jan 21, 2013, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

2012

Homogeneous quaternion-Hermitian manifolds

Speaker: A. Moroianu

Dec 17, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Currents on Hermitian manifolds IV

Speaker: Liviu Ornea

Dec 3, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Currents on Hermitian manifolds III

Speaker: Liviu Ornea

Nov 26, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Currents on Hermitian manifolds II

Speaker: Liviu Ornea

Nov 19, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Currents on Hermitian manifolds

Speaker: Liviu Ornea

Nov 12, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Ricci flow and the sphere theorem II

Speaker: Gabriel Baditoiu (IMAR)

Oct 29, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Ricci flow and the sphere theorem

Speaker: Gabriel Baditoiu (IMAR)

Oct 22, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Generalized quaternionic manifolds

Speaker: Radu Pantilie

Oct 15, 2012, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Two twistorial correspondences

Speaker: Radu Pantilie

Oct 8, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

Geometric classifications of homogeneous production functions

Speaker: Gabriel Vilcu

May 23, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

Geodesics on a class of convex surfaces

Speaker: Costin Vilcu (IMAR)

May 9, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

A characterization of the real projective plane

Speaker: Joel Rouyer (Univ. de Haute-Alsace, Mulhouse)

Apr 25, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

Sets of tetrahedra, defined by maxima of distance functions

Speaker: Costin Vilcu (IMAR)

Apr 11, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

On the spectrum of compact strictly pseudoconvex CR manifolds

Speaker: Sorin Dragomir

Mar 28, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

The Geometry of the moduli space of flat connections over a surface II

Speaker: Liana David

Mar 21, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

The Geometry of the moduli space of flat connections over a surface

Speaker: Liana David

Mar 14, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

Dirac type operators associated to a smooth distribution on a closed Riemannian manifold

Speaker: Vladimir Slesar (Universitatea din Craiova)

Mar 7, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

On the existence and non-existence of LCK metrics on compact complex manifolds II

Speaker: Victor Vuletescu (FMI)

Feb 29, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

On the existence and non-existence of LCK metrics on compact complex manifolds

Speaker: Victor Vuletescu (FMI)

Feb 22, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

A Futaki invariant in the LCK Geometry

Speaker: Liviu Ornea

Feb 1, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

On the existence and non-existence of LCK metrics on compact complex manifolds SUSPENDAT

Speaker: Victor Vuletescu (FMI)

Jan 25, 2012, 10:00

Sala 306-307 "Constantin Banica", IMAR

2011

Introduction to the Ricci flow VII

Speaker: Gabriel Baditoiu (IMAR)

Dec 14, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow VI

Speaker: Gabriel Baditoiu (IMAR)

Dec 7, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow V

Speaker: Gabriel Baditoiu (IMAR)

Nov 30, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow IV

Speaker: Gabriel Baditoiu (IMAR)

Nov 16, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow III

Speaker: Gabriel Baditoiu (IMAR)

Nov 9, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow II

Speaker: Gabriel Baditoiu (IMAR)

Nov 2, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Introduction to the Ricci flow

Speaker: Gabriel Baditoiu (IMAR)

Oct 26, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Special Kaehler manifolds

Speaker: Liviu Ornea

Jun 15, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Invariant generalized complex structures on noncompact semisimple Lie groups

Speaker: Liana David

Jun 1, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Conical existence of closed curves on convex polyhedra

Speaker: Costin Vilcu (IMAR)

Apr 13, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

Quasigeodesics and farthest points on convex surfaces

Speaker: Costin Vilcu (IMAR)

Mar 30, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

On CR quaternionic maps

Speaker: Radu Pantilie

Mar 16, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

The classification of the real vector subspaces of a quaternionic vector space

Speaker: Radu Pantilie

Feb 23, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Complex varieties associated to number fields

Speaker: Victor Vuletescu (FMI)

Feb 16, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Consequences of Riemannian submersion classifications. Rigidity Theorems

Speaker: Gabriel Baditoiu (IMAR)

Feb 9, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

An extension of the conformal – Killing quaternionic – Kaehler manifolds

Speaker: Liana David (IMAR)

Jan 26, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

An extension of the conformal – Killing quaternionic – Kaehler manifolds

Speaker: Liana David (IMAR)

Jan 19, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On the zeroes of a conformal vector field

Speaker: Liviu Ornea

Jan 12, 2011, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

On formal Riemannian metrics

Speaker: Mihaela Pilca (Univ. Regensburg (Germany))

Jan 5, 2011, 10:00

Sala 306-307 "Constantin Banica", IMAR

2010

1|1-dimensional topological field theories over a space II

Speaker: Florin Dumitrescu

Dec 8, 2010, 10:00

Sala 306-307 "Constantin Banica", IMAR

1|1-dimensional topological field theories over a space

Speaker: Florin Dumitrescu

Nov 24, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Cut locus structures on graphs II

Speaker: Costin Vilcu (IMAR)

Nov 17, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Cut locus structures on graphs

Speaker: Costin Vilcu (IMAR)

Nov 10, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Canonical coordinates and representations of nilpotent Lie groups III

Speaker: Daniel Beltita

Oct 20, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Canonical coordinates and representations of nilpotent Lie groups II

Speaker: Daniel Beltita

Oct 13, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR

Canonical coordinates and representations of nilpotent Lie groups

Speaker: Daniel Beltita

Oct 6, 2010, 10:00

Sala 309-310 "Gheorghe Vranceanu", IMAR