##### Georgi Karadzhov*Bulgaria*

Degree: Ph.D

Faculty: Bulgarian Academy of Sciences, Bulgaria.

Field (s) of interest: Nonlinear partial differential equations, Interpolation-extrapolation spaces and applications to function spaces, Local solvability for partial differential equations with double characteristics.

Faculty: Bulgarian Academy of Sciences, Bulgaria.

Field (s) of interest: Nonlinear partial differential equations, Interpolation-extrapolation spaces and applications to function spaces, Local solvability for partial differential equations with double characteristics.

##### Dimitar Kolev*Bulgaria*

Degree: Ph.D

Faculty:Department of Mathematics University of Chemical Technology and Metallurgy, Sofia, Bulgaria.

Field(s) of interest: Dynamical Systems-Introductory course and advanced, Hamilton Systems, Bifurcation Theory, Fucntional Differential Equations, Parabolic Differential Equations-Introductory and advanced.

Faculty:Department of Mathematics University of Chemical Technology and Metallurgy, Sofia, Bulgaria.

Field(s) of interest: Dynamical Systems-Introductory course and advanced, Hamilton Systems, Bifurcation Theory, Fucntional Differential Equations, Parabolic Differential Equations-Introductory and advanced.

##### Ali Akbar Yazdanpur*Iran*

Degree: Ph.D.

Faculty: Department of Mathematics, Institute for Advanced Studies in Basic Sciences (IASBS), Zanjan, Iran

Field (s) of interest: Commutative Algebra and Algebraic Geometry, Computational aspects of commutative algebra and algebraic geometry, Combinatorial commutative algebra.

Faculty: Department of Mathematics, Institute for Advanced Studies in Basic Sciences (IASBS), Zanjan, Iran

Field (s) of interest: Commutative Algebra and Algebraic Geometry, Computational aspects of commutative algebra and algebraic geometry, Combinatorial commutative algebra.

##### Tsvetomir Yotov Tsachev*Pernik, Bulgaria*

Degree: Ph.D.

Faculty: Department of Actuarial Science, Physics and Mathematics Universidad de las Americas Puebla, Mexico

Field (s) of interest:

Faculty: Department of Actuarial Science, Physics and Mathematics Universidad de las Americas Puebla, Mexico

Field (s) of interest: