## Robert F. Brown

Professor of MathematicsUCLA Department of Mathematics

Office 6220 Mathematical Sciences Bldg. Postal Address UCLA Dept of Mathematics

Los Angeles, CA 90095-1555Phone 310-825-6553 Fax 310-206-6673 < rfb@math.ucla.edu>

## Ph. D. Students

- Danielle O'Donnol, 2008 (cochair), Visiting Assistant Professor, Indiana Univ.
- Nirattaya Khamsemanan, 2006, Associate Professor, Thammasat Univ., Thailand
- Aaron Reite, 2006, U. S. Government
- Catherine Lee, 2005, School of Public Health, Harvard Univ.
- P. Christopher Staecker, 2005, Associate Professor, Fairfield Univ.
- Christina Soderlund, 2004, Lecturer, California State Univ. Channel Islands
- Peter Yi, 2003, Ventura College
- Joel Better, 2002
- Fernanda Cardona, 1996, Assistant Professor, Univ. of Sao Paulo, Brazil
- Peter Wolfenden, 1995, Qualys Inc.
- Chiwah Ng, 1995
- Joyce Wagner, 1995, Professor, Santiago Canyon College
- Jeanine Nolan, 1995, Professor, East Los Angeles College
- Aaron Schusteff, 1990, City College of San Francisco
- Bao Hoang, 1985, Raytheon Corp.
- Ronald Stern, 1973 (cochair), Professor Emeritus, Univ. of California, Irvine
- U. Kurt Scholz, 1970, Professor Emeritus, Univ. of St. Thomas
- Jerome Kaminker, 1968, Professor Emeritus, Indiana Univ. Purdue Univ., Indianapolis
- William Barnier, 1967, Professor Emeritus, Sonoma State Univ.
- Robin Brooks, 1967, Professor Emeritus, Bates College
## Research Interests [pdf file]

## Recent Papers and Pre-prints:

The Wecken property of n-valued multimaps of the 2-sphere(with Adam Ericksen and Matt Stimpson), preprint. [pdf file]On the topology of n-valued maps(with Daciberg Goncalves), preprint. [pdf file]The Gini index, Los Angeles Math Circle, preprint. [pdf file]Stabilizers of fixed point classes and Nielsen numbers of n-valued maps(with Junzheng Nan), Bull. Belgian Math. Soc., to appear. [pdf file]Construction of multiply fixed n-valued maps, Topology and Its Applications,196(2015), 249 - 259. [pdf file]A Topological Introduction to Nonlinear Analysis, Third Edition, Birkhauser, 2014, 240 pages.A fixed point theorem for smooth extension maps(with Nirattaya Khamsemanan, Catherine Lee and Sompong Dhompongsa), Fixed Point Theory and Applications 2014,2014:97, 6 pages. [pdf file]Nielsen coincidence, fixed point and root theories of n-valued maps(with Kameran Kolahi), Journal of Fixed Point Theory and Applications,14(2013), 309 - 324. [pdf file]

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