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IPM > School of Mathematics > IPM-Isfahan > Groups
Extremal Combinatorics Group
 

The members of the group are:

Alireza Abdollahi
Mojtaba Aghaei
Ali Behtoei
Amir Khamseh
Mohammad Reza Oboudi
Gholam Reza Omidi
Ghaffar Raeisi
Maryam Shahsiah

 

Useful Link:
http://math.ipm.ac.ir/combin/



Each Thursday we have a seminar in IPM-Isfahan lecture room. It will be at 9:30-11:00.
 

The titles are as follows:

******************************************************
Lecturer:  Ms
Khoeini
Title:         
On size-Ramsey number of tight paths
Date:          May 28, 2015 (7th Khordad, 1394)
Time:          10:00-11:15
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Mr Miralaei
Title: Ramsey numbers of
C4 versus wheels and stars           Date:          May 7, 2015 (17th Ordibehesht, 1394)
Time:         09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Ms Khoeini
Title:          The first classical Ramsey number for hypergraphs
Date:          April 23, 2015 (3 th Ordibehesht, 1394)
Time:          10:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Mr Miralaei
Title: Recent development in graph Ramsey theory         
Date:          April 16, 2015 (27th Farvardin, 1394)
Time:         10:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Mr Miralaei
Title: On The grid Ramsey problem and related questions        
Date:          April 9, 2015 (20th Farvardin, 1394)
Time:         10:00-11:30
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Ms Maherani
Title:          Erdos on graphs
Date:          March 12, 2015 (21th Esfand, 1393)
Time:          09:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Dr Sobhani
Title:          Stopping distance of Tanner graphs associated to parity-                   check matrices of array codes 
Date:          January 9, 2014 (19th Day, 1392)
Time:          10:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Dr Sobhani
Title:          Stopping distance of Tanner graphs associated to parity-                   check matrices of array codes 
Date:          December 26, 2013 (5th Day, 1392)
Time:          10:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholamreza Omidi
Title:          A spectral excess theorem for digraphs 
Date:          December 19, 2013 (28th Azar, 1392)
Time:          10:00-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholamreza Omidi
Title:          A spectral excess theorem for digraphs 
Date:          December 12, 2013 (21th Azar, 1392)
Time:          10:00-11:00
Place:         IPM-Isfahan
******************************************************


******************************************************
Lecturer:  Gholamreza Omidi
Title:          On the union-closed sets conjecture
Date:          May 23, 2013 (2th Khordad, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholamreza Omidi
Title:          On the union-closed sets conjecture
Date:          May 16, 2013 (26th Ordibehesht, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Miss Shahsiah
Title:          A transition between two Ramsey problems (2)
Date:          May 9, 2013 (19th Ordibehesht, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Miss Shahsiah
Title:          A transition between two Ramsey problems
Date:          May 2,2013 (12th Ordibehesht, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Dr. Ghaffar Raeisi
Title:          An open problem in Ramsey theory
Date:          April 25, 2013 (5th Ordibehesht, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Dr. Alireza Abdollahi
Title:          Ramsey theorem in group theory
Date:          April 18, 2013 (29th Farvardin, 1392)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          hypergraph Ramsey numbers, Erdos-Rado theorem,
                   stepping-up lemma (2)
Date:          March 14, 2013 (24th Esfand, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          hypergraph Ramsey numbers, Erdos-Rado theorem,
                   stepping-up lemma (2)
Date:          March 7, 2013 (17th Esfand, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          hypergraph Ramsey numbers, Erdos-Rado theorem,
                   stepping-up lemma
Date:          February 28, 2013 (10th Esfand, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          upper bound for r(3,n)
Date:          February 21, 2013 (3th Esfand, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          Lower bound for r(t)
Date:          February 7, 2013 (19th Bahman, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************

******************************************************
Lecturer:  Gholam Reza Omidi
Title:          Upper bounds for r(t), the Erdos-Szekeres formula,
                   Goodman's formula
Date:          January 31, 2013 (12th Bahman, 1391)
Time:          09:30-11:00
Place:         IPM-Isfahan
******************************************************



 

 

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