# Valentin Zdravkov Hristov

(This picture was taken in March 2007)

### Section "Analysis, Geometry, and Topology" (earlier in
Section "Complex Analysis")

You can visit my
old web page (2002) from the period when I worked at the
Mathematics Department of the
University of Zimbabwe in Harare.

**RECENT PUBLICATIONS:**

- Resonance mean-periodic solutions of Euler differential equations,
AIP Conf. Proc. 1497, 2012, 213-220. (with I. Dimovski)
(Applications of Mathematics in Engineering and Economics - AMEE '12, Sozopol, Bulgaria) (PDF file)

- Commutants of the square of differentiation on the half-line,
*Mathematica Balkanica*, 26, 2012, No 1-2, 79-88. (with I. Dimovski)
(PDF file)

- On the minimal commutativity of a general operator of differentiation type,
*Mathematica Balkanica*, 25, 2011, No 4, 363-374. (with M. S. Hristova)
(PDF file)

- Mean-periodic solutions of Euler differential equations, *C. R. Acad.
Bulg. Sci*, 63, 2010, No 11, 1551-1558. (with I. Dimovski).
(with a preliminary variant in the volume of the International Sympozium
GFTA'2010 - August 2010, Sofia, Bulgaria, 114-119)
(PDF file)

- Description of the commutant of compositions of Dunkl operators,
*Mathematical Sciences Research Journal*, 13, 2009, No 9,
213-219.
(PDF file)

- Nonlocal operational calculi for Dunkl operators,
*SIGMA (Symmetry, Integrability and Geometry: Methods and
Applications)*, 5, 2009, 030, 16 pages. (Special Issue on Dunkl
Operators and Related Topics) (with I. Dimovski)
(PDF file)

- Commutants of **d**^{2}/dx^{2} on the real
half-line,
Proceedings of the 16-th Colloquium of the Tunisian Mathematical
Society, Sousse, March 2008. (with I. Dimovski)
(PDF file)

- Mean-periodic solutions of Euler differential equations, Proceedings
of the 16-th Colloquium of the Tunisian Mathematical Society, Sousse,
March 2008. (with I. Dimovski and M. Sifi)
(PDF file)

- Commutants of the Euler operator and corresponding mean-periodic
functions,
*Integral Transforms and Special Functions*, 18, No 2, 2007,
117-131. (with I. Dimovski)
(PDF file)

- Commutants of the Euler operator, *C. R. Acad. bulg. Sci.*, 59,
2006, No 2, 125-130. (with I. Dimovski)
(PDF file)

- Commutants of the Dunkl operators in **C(R)**,
*Fractional Calculus and Applied Analysis*, 9, No 3, 2006,
195-213. (with I. Dimovski and M. Sifi)
(PDF file)

- Commutants of the Pommiez operator,
*International Journal of Mathematics and Mathematical Sciences*,
2005, No 8, 2005, 1239-1251. (with I. Dimovski)
(PDF file)

You can click
here or on my picture
above if you want to see some of my stuff related to my hobbies.