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User:Robert W. Vallin
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Robert Vallin (PO Box 10047, Department of Mathematics, Lamar University, Beaumont, TX 77710). PhD from North Carolina State University in 1991, studying classical real analysis. Has published in analysis, topology, number theory (accidentally), and several other topics. Founder and chair of the SIGMAA on Recreational Mathematics and involved in both the Gathering for Gardner and the MOVES (Mathematics of Various Entertaining Subjects) conferences.