Joan Orobitg
Associate professor at UAB
Research area: Analysis
Email: orobitg@mat.uab.cat
PhD in Mathematics obtained at UAB (1990)
Biosketch
In 1990 I got the PhD in Mathematics, Universitat Autònoma de Barcelona, under the supervision of Joan Verdera. From 1990 to 1993 I worked at the Universitat Politècina de Catalunya.
Currently I’m Associate Professor at Universitat Autònoma de Barcelona.
Coordinator of the famous Barcelona Analysis Seminar (1995-2003).
Research lines
- Harmonic Analysis
- Singular Integrals
- Beltrami Equation
- Linear Transport Equation
Selected publications
- Clop, A.; Jiang, R. ; Mateu, J. ; Orobitg, J. Flows for non-smooth vector fields with subexponentially integrable divergence. J. Differential Equations 261 (2016), no. 2, 1237–1263.
- Mateu, J. ; Orobitg, J. ; Verdera, J. Extra cancellation of even Calderón-Zygmund operators and quasiconformal mappings. J. Math. Pures Appl. (9) 91 (2009), no. 4, 402–431.
- Mateu, J. ; Orobitg, J. ; Verdera, J. Estimates for the maximal singular integral in terms of the singular integral: the case of even kernels. Ann. of Math. (2) 174 (2011), no. 3, 1429–1483.
- Orobitg, J. ; Pérez, C. A^p weights for nondoubling measures in R^n and applications. Trans. Amer. Math. Soc. 354 (2002), no. 5, 2013–2033 .
- Mateu, J. ; Mattila, P. ; Nicolau, A. ; Orobitg, J. BMO for nondoubling measures. Duke Math. J. 102 (2000), no. 3, 533–565