Workshop for Young Researchers in Mathematics

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1 Faculty of Mathematics and Computer Science, Ovidius University Constanta, Simion Stoilow Institute of Mathematics of the Romanian Academy, Bucharest, University of Wisconsin-Madison, USA Workshop for Young Researchers in Mathematics May, 21 24, PROGRAM Thursday, May 21 Registration: , Ovidius University, Constanta, Room P5, Ground flour Algebra, Number Theory, Algebraic Geometry, Geometry and Topology Section The talks of this section will take place in the Room E8 Thursday, OPENING, Room E8 Chairman: Denis IBADULA 09: Laurentiu MAXIM Motivic Infinite Cyclic Covers 10:00-10:10 Break 10:10-10:40 Costin VILCU On the envelope of $\alpha$-sections of a convex body 10:40-11:10 Coffee Break, Room P5

2 Chairman: Marian APRODU 11:10-11:40 Cristian ANGHEL Heegaard-Floer homology and cuspidal multiple planes 11:40-11:50 Break 11:50-12:20 Dumitru STAMATE Filtrations for Koszul rings 12:20-13:30 Buffet Lunch Chairman: Anca Daniela MACINIC :30 Radu Clement POPESCU Resonance varieties and nilpotent Lie algebras 16:30-17:00 Coffee Break, Room P5 Chairman: Monica APRODU 17:00-17:30 Ajdin HALILOVICI Gorenstein binomial edge ideals associated with scrolls Break 17:40-18:10 Miruna ROSCA Lattice based cryptography Welcome Dinner Restaurant L Arca

3 Simion Stoilow Institute of Mathematics of the Romanian Academy The Faculty of Mathematics and Computer Science, Ovidius University of Constanta The Romanian Mathematical Society Constanta branch SPECIAL SESSION ON ALGEBRA In memory of Professor Serban Basarab (22 nd May 2015 Faculty of Mathematics and Computer Science, Ovidius University of Constanta) (Conference room E8 first floor) 09:00 09:50 Angus Macintyre 09:50 10:00 Break 10:00 10:30 Toma Albu SCHEDULE OF TALKS Chairperson: Alexandru Dimca 10:30 10:50 coffee break room P5 (ground floor) Adeles and models of arithmetic: Several ways in which Serban Basarab s work is proving relevant right now From lattice isomorphic groups to Abelian G-Cogalois field extensions Chairperson: Viviana Ene 10:50 11:20 Dorin Popescu A theorem of Ploski's type 11:20 11:50 Alexandru Dimca 11:50 12:20 Mirela Stefanescu TBA 12:20 13:30 buffet lunch Ovidius University (ground floor) 13:30 14:00 Nicolae Manolache Hessian ideals of a homogeneous polynomial and generalized Tjurina algebras Chairperson: Toma Albu Equations and syzygies of Cohen-Macaulay multiple structures of degree 4 on a line in the projective space P 3 14:00 14:20 Cristodor Ionescu About almost Cohen-Macaulay rings 14:20 14:30 Break 14:30 14:50 Nicolae Bonciocat Chairperson: Mihai Cipu From bicrossproducts of finite groups to primality conditions 14:50 15:10 Florin Nicolae L-functions of algebraic number fields 15:10 15:30 Vlad Basarab Documentary film Saturday, Social Program Sunday, Departure Day

4 Workshop for Young Researchers in Mathematics May, 21 24, PROGRAM Thursday, May 21 Registration: , Ovidius University, Constanta, Room P5, Ground flour Analysis, PDE s and Applied Mathematics Section The talks of this section will take place in the Room AB1 Thursday, OPENING, Room E8 Chairman: Liviu IGNAT 09: Nicusor COSTEA On the weak solvability for some contact models with nonmonotone boundary conditions 10:00-10:10 Break 10:10-10:40 Denisa STANCU- DUMITRU 10:40-11:10 Coffee Break, Room P5 On the spectrum of Baouendi-Grushin type operator in the setting of Orlicz-Sobolev spaces

5 Chairman: Nicusor COSTEA 11:10-11:40 Andreea GRECU Heat and Schrodinger Kernels on Graphs with Cycles 11:40-11:50 Break 11:50-12:20 Cristian BEREANU Prescribed mean curvature of manifolds in Minkowski space 12:20-13:30 Buffet Lunch Chairman: Denisa STANCU-DUMITRU :30 Aurora MARICA Wave propagation and control on twodimensional meshes 16:30-17:00 Coffee Break, Room P5 Chairman: Denisa STANCU-DUMITRU 17:00-17:30 Laurentiu TEMEREANCA Approximation of the controls for the linear beam equation 17:30-17:40 Break 17:40-18:10 Maria FARCASEANU On the existence of solutions for a quasilinear elliptic equation involving a nonlocal term Welcome Dinner Restaurant L Arca Friday, Chairman: Iulian CIMPEAN 09: Constantin COSTARA Reproducing kernels in Dirichlet spaces 10:00-10:10 Break 10:10-10:40 Gabriela BADEA The summing nature of the multiplication operator from l_p (X) into c_0 (Y) 10:40-11:10 Coffee Break, Room P5 Chairman: Constantin COSTARA 11:10-11:40 Iulian CIMPEAN A new approach to existence of invariant measure for Markovian semigroups

6 11:40-11:50 Break 11:50-12:20 Liviu PAUNESCU Almost commuting permutations are near commuting permutations 12:20-13:30 Buffet Lunch Open discussions :30 Open discussions on various mathematical problems/research directions Saturday, Social Program Sunday, Departure Day

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